Home / 902,689.92-1,352,704.32-502,780.16

Finding the Fourth Proportional to 902,689.92, 1,352,704.32 and 502,780.16

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Solution

The fourth proportional to 902,689.92, 1,352,704.32 and 502,780.16 is: 753,429.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,689.92 : 1,352,704.32 = 502,780.16 : x
  2. Step 2: Convert to fraction form
    902,689.92/1,352,704.32 = 502,780.16/x
  3. Step 3: Cross multiply
    902,689.92x = 1,352,704.32 × 502,780.16
  4. Step 4: Simplify right side
    902,689.92x = 680,112,894,442.29
  5. Step 5: Solve for x
    x = 680,112,894,442.29/902,689.92
  6. Step 6: Final answer
    x = 753,429.14

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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.