Home / 671,282.28-1,006,924.14-472,489.92

Finding the Fourth Proportional to 671,282.28, 1,006,924.14 and 472,489.92

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Solution

The fourth proportional to 671,282.28, 1,006,924.14 and 472,489.92 is: 708,735.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,282.28 : 1,006,924.14 = 472,489.92 : x
  2. Step 2: Convert to fraction form
    671,282.28/1,006,924.14 = 472,489.92/x
  3. Step 3: Cross multiply
    671,282.28x = 1,006,924.14 × 472,489.92
  4. Step 4: Simplify right side
    671,282.28x = 475,761,506,354.67
  5. Step 5: Solve for x
    x = 475,761,506,354.67/671,282.28
  6. Step 6: Final answer
    x = 708,735.39

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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.