Home / 724,922.10-1,086,346.35-533,891.70

Finding the Fourth Proportional to 724,922.10, 1,086,346.35 and 533,891.70

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Solution

The fourth proportional to 724,922.10, 1,086,346.35 and 533,891.70 is: 800,073.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,922.10 : 1,086,346.35 = 533,891.70 : x
  2. Step 2: Convert to fraction form
    724,922.10/1,086,346.35 = 533,891.70/x
  3. Step 3: Cross multiply
    724,922.10x = 1,086,346.35 × 533,891.70
  4. Step 4: Simplify right side
    724,922.10x = 579,991,299,590.30
  5. Step 5: Solve for x
    x = 579,991,299,590.30/724,922.10
  6. Step 6: Final answer
    x = 800,073.97

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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.