Home / 1,073,702.80-1,609,373.22-442,272.16

Finding the Fourth Proportional to 1,073,702.80, 1,609,373.22 and 442,272.16

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Solution

The fourth proportional to 1,073,702.80, 1,609,373.22 and 442,272.16 is: 662,921.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,702.80 : 1,609,373.22 = 442,272.16 : x
  2. Step 2: Convert to fraction form
    1,073,702.80/1,609,373.22 = 442,272.16/x
  3. Step 3: Cross multiply
    1,073,702.80x = 1,609,373.22 × 442,272.16
  4. Step 4: Simplify right side
    1,073,702.80x = 711,780,970,255.56
  5. Step 5: Solve for x
    x = 711,780,970,255.56/1,073,702.80
  6. Step 6: Final answer
    x = 662,921.78

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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.