Home / 688,999.38-951,085.04-459,473.73

Finding the Fourth Proportional to 688,999.38, 951,085.04 and 459,473.73

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Solution

The fourth proportional to 688,999.38, 951,085.04 and 459,473.73 is: 634,251.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,999.38 : 951,085.04 = 459,473.73 : x
  2. Step 2: Convert to fraction form
    688,999.38/951,085.04 = 459,473.73/x
  3. Step 3: Cross multiply
    688,999.38x = 951,085.04 × 459,473.73
  4. Step 4: Simplify right side
    688,999.38x = 436,998,590,876.00
  5. Step 5: Solve for x
    x = 436,998,590,876.00/688,999.38
  6. Step 6: Final answer
    x = 634,251.07

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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.