Home / 672,037.80-1,008,056.70-546,066.60

Finding the Fourth Proportional to 672,037.80, 1,008,056.70 and 546,066.60

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Solution

The fourth proportional to 672,037.80, 1,008,056.70 and 546,066.60 is: 819,099.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,037.80 : 1,008,056.70 = 546,066.60 : x
  2. Step 2: Convert to fraction form
    672,037.80/1,008,056.70 = 546,066.60/x
  3. Step 3: Cross multiply
    672,037.80x = 1,008,056.70 × 546,066.60
  4. Step 4: Simplify right side
    672,037.80x = 550,466,094,776.22
  5. Step 5: Solve for x
    x = 550,466,094,776.22/672,037.80
  6. Step 6: Final answer
    x = 819,099.90

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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.