Home / 725,631.71-1,001,346.53-467,519.52

Finding the Fourth Proportional to 725,631.71, 1,001,346.53 and 467,519.52

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Solution

The fourth proportional to 725,631.71, 1,001,346.53 and 467,519.52 is: 645,160.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,631.71 : 1,001,346.53 = 467,519.52 : x
  2. Step 2: Convert to fraction form
    725,631.71/1,001,346.53 = 467,519.52/x
  3. Step 3: Cross multiply
    725,631.71x = 1,001,346.53 × 467,519.52
  4. Step 4: Simplify right side
    725,631.71x = 468,149,050,476.72
  5. Step 5: Solve for x
    x = 468,149,050,476.72/725,631.71
  6. Step 6: Final answer
    x = 645,160.69

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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.