Home / 751,703.28-1,037,146.92-429,349.20

Finding the Fourth Proportional to 751,703.28, 1,037,146.92 and 429,349.20

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Solution

The fourth proportional to 751,703.28, 1,037,146.92 and 429,349.20 is: 592,385.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,703.28 : 1,037,146.92 = 429,349.20 : x
  2. Step 2: Convert to fraction form
    751,703.28/1,037,146.92 = 429,349.20/x
  3. Step 3: Cross multiply
    751,703.28x = 1,037,146.92 × 429,349.20
  4. Step 4: Simplify right side
    751,703.28x = 445,298,200,384.46
  5. Step 5: Solve for x
    x = 445,298,200,384.46/751,703.28
  6. Step 6: Final answer
    x = 592,385.60

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.