Home / 654,176.92-902,631.84-382,192.28

Finding the Fourth Proportional to 654,176.92, 902,631.84 and 382,192.28

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Solution

The fourth proportional to 654,176.92, 902,631.84 and 382,192.28 is: 527,348.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,176.92 : 902,631.84 = 382,192.28 : x
  2. Step 2: Convert to fraction form
    654,176.92/902,631.84 = 382,192.28/x
  3. Step 3: Cross multiply
    654,176.92x = 902,631.84 × 382,192.28
  4. Step 4: Simplify right side
    654,176.92x = 344,978,920,930.20
  5. Step 5: Solve for x
    x = 344,978,920,930.20/654,176.92
  6. Step 6: Final answer
    x = 527,348.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.