Home / 762,276.96-1,144,100.76-407,594.16

Finding the Fourth Proportional to 762,276.96, 1,144,100.76 and 407,594.16

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Solution

The fourth proportional to 762,276.96, 1,144,100.76 and 407,594.16 is: 611,757.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,276.96 : 1,144,100.76 = 407,594.16 : x
  2. Step 2: Convert to fraction form
    762,276.96/1,144,100.76 = 407,594.16/x
  3. Step 3: Cross multiply
    762,276.96x = 1,144,100.76 × 407,594.16
  4. Step 4: Simplify right side
    762,276.96x = 466,328,788,227.56
  5. Step 5: Solve for x
    x = 466,328,788,227.56/762,276.96
  6. Step 6: Final answer
    x = 611,757.68

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Double scale
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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.