Home / 1,477,538.76-2,216,308.56-355,607.76

Finding the Fourth Proportional to 1,477,538.76, 2,216,308.56 and 355,607.76

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Solution

The fourth proportional to 1,477,538.76, 2,216,308.56 and 355,607.76 is: 533,411.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,538.76 : 2,216,308.56 = 355,607.76 : x
  2. Step 2: Convert to fraction form
    1,477,538.76/2,216,308.56 = 355,607.76/x
  3. Step 3: Cross multiply
    1,477,538.76x = 2,216,308.56 × 355,607.76
  4. Step 4: Simplify right side
    1,477,538.76x = 788,136,522,490.43
  5. Step 5: Solve for x
    x = 788,136,522,490.43/1,477,538.76
  6. Step 6: Final answer
    x = 533,411.74

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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.