Home / 902,690.92-1,352,705.82-502,781.16

Finding the Fourth Proportional to 902,690.92, 1,352,705.82 and 502,781.16

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Solution

The fourth proportional to 902,690.92, 1,352,705.82 and 502,781.16 is: 753,430.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,690.92 : 1,352,705.82 = 502,781.16 : x
  2. Step 2: Convert to fraction form
    902,690.92/1,352,705.82 = 502,781.16/x
  3. Step 3: Cross multiply
    902,690.92x = 1,352,705.82 × 502,781.16
  4. Step 4: Simplify right side
    902,690.92x = 680,115,001,318.35
  5. Step 5: Solve for x
    x = 680,115,001,318.35/902,690.92
  6. Step 6: Final answer
    x = 753,430.64

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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.