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Finding the Fourth Proportional to 966,691.50, 1,450,702.91 and 335,605.32

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Solution

The fourth proportional to 966,691.50, 1,450,702.91 and 335,605.32 is: 503,639.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,691.50 : 1,450,702.91 = 335,605.32 : x
  2. Step 2: Convert to fraction form
    966,691.50/1,450,702.91 = 335,605.32/x
  3. Step 3: Cross multiply
    966,691.50x = 1,450,702.91 × 335,605.32
  4. Step 4: Simplify right side
    966,691.50x = 486,863,614,335.48
  5. Step 5: Solve for x
    x = 486,863,614,335.48/966,691.50
  6. Step 6: Final answer
    x = 503,639.08

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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.