Home / 709,569.60-1,064,666.04-372,531.96

Finding the Fourth Proportional to 709,569.60, 1,064,666.04 and 372,531.96

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Solution

The fourth proportional to 709,569.60, 1,064,666.04 and 372,531.96 is: 558,961.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,569.60 : 1,064,666.04 = 372,531.96 : x
  2. Step 2: Convert to fraction form
    709,569.60/1,064,666.04 = 372,531.96/x
  3. Step 3: Cross multiply
    709,569.60x = 1,064,666.04 × 372,531.96
  4. Step 4: Simplify right side
    709,569.60x = 396,622,126,626.64
  5. Step 5: Solve for x
    x = 396,622,126,626.64/709,569.60
  6. Step 6: Final answer
    x = 558,961.55

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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.