Home / 726,164.20-1,086,654.30-460,052.20

Finding the Fourth Proportional to 726,164.20, 1,086,654.30 and 460,052.20

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Solution

The fourth proportional to 726,164.20, 1,086,654.30 and 460,052.20 is: 688,436.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,164.20 : 1,086,654.30 = 460,052.20 : x
  2. Step 2: Convert to fraction form
    726,164.20/1,086,654.30 = 460,052.20/x
  3. Step 3: Cross multiply
    726,164.20x = 1,086,654.30 × 460,052.20
  4. Step 4: Simplify right side
    726,164.20x = 499,917,701,354.46
  5. Step 5: Solve for x
    x = 499,917,701,354.46/726,164.20
  6. Step 6: Final answer
    x = 688,436.17

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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.