Home / 1,022,339.60-1,533,509.18-274,385.60

Finding the Fourth Proportional to 1,022,339.60, 1,533,509.18 and 274,385.60

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Solution

The fourth proportional to 1,022,339.60, 1,533,509.18 and 274,385.60 is: 411,578.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,339.60 : 1,533,509.18 = 274,385.60 : x
  2. Step 2: Convert to fraction form
    1,022,339.60/1,533,509.18 = 274,385.60/x
  3. Step 3: Cross multiply
    1,022,339.60x = 1,533,509.18 × 274,385.60
  4. Step 4: Simplify right side
    1,022,339.60x = 420,772,836,459.81
  5. Step 5: Solve for x
    x = 420,772,836,459.81/1,022,339.60
  6. Step 6: Final answer
    x = 411,578.34

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.