Home / 584,443.20-876,446.10-205,217.40

Finding the Fourth Proportional to 584,443.20, 876,446.10 and 205,217.40

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Solution

The fourth proportional to 584,443.20, 876,446.10 and 205,217.40 is: 307,749.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,443.20 : 876,446.10 = 205,217.40 : x
  2. Step 2: Convert to fraction form
    584,443.20/876,446.10 = 205,217.40/x
  3. Step 3: Cross multiply
    584,443.20x = 876,446.10 × 205,217.40
  4. Step 4: Simplify right side
    584,443.20x = 179,861,989,882.14
  5. Step 5: Solve for x
    x = 179,861,989,882.14/584,443.20
  6. Step 6: Final answer
    x = 307,749.31

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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.