Home / 634,402.53-951,853.04-279,167.43

Finding the Fourth Proportional to 634,402.53, 951,853.04 and 279,167.43

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Solution

The fourth proportional to 634,402.53, 951,853.04 and 279,167.43 is: 418,860.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,402.53 : 951,853.04 = 279,167.43 : x
  2. Step 2: Convert to fraction form
    634,402.53/951,853.04 = 279,167.43/x
  3. Step 3: Cross multiply
    634,402.53x = 951,853.04 × 279,167.43
  4. Step 4: Simplify right side
    634,402.53x = 265,726,371,705.29
  5. Step 5: Solve for x
    x = 265,726,371,705.29/634,402.53
  6. Step 6: Final answer
    x = 418,860.83

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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.