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Finding the Fourth Proportional to 654,267.58, 902,755.68 and 382,282.92

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Solution

The fourth proportional to 654,267.58, 902,755.68 and 382,282.92 is: 527,472.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,267.58 : 902,755.68 = 382,282.92 : x
  2. Step 2: Convert to fraction form
    654,267.58/902,755.68 = 382,282.92/x
  3. Step 3: Cross multiply
    654,267.58x = 902,755.68 × 382,282.92
  4. Step 4: Simplify right side
    654,267.58x = 345,108,080,609.58
  5. Step 5: Solve for x
    x = 345,108,080,609.58/654,267.58
  6. Step 6: Final answer
    x = 527,472.38

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1.5x scale

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.