Home / 729,631.20-1,092,697.20-589,663.20

Finding the Fourth Proportional to 729,631.20, 1,092,697.20 and 589,663.20

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Solution

The fourth proportional to 729,631.20, 1,092,697.20 and 589,663.20 is: 883,080.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,631.20 : 1,092,697.20 = 589,663.20 : x
  2. Step 2: Convert to fraction form
    729,631.20/1,092,697.20 = 589,663.20/x
  3. Step 3: Cross multiply
    729,631.20x = 1,092,697.20 × 589,663.20
  4. Step 4: Simplify right side
    729,631.20x = 644,323,327,583.04
  5. Step 5: Solve for x
    x = 644,323,327,583.04/729,631.20
  6. Step 6: Final answer
    x = 883,080.83

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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.