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Finding the Fourth Proportional to 240,430.20, 360,645.30 and 224,683.80

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Solution

The fourth proportional to 240,430.20, 360,645.30 and 224,683.80 is: 337,025.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,430.20 : 360,645.30 = 224,683.80 : x
  2. Step 2: Convert to fraction form
    240,430.20/360,645.30 = 224,683.80/x
  3. Step 3: Cross multiply
    240,430.20x = 360,645.30 × 224,683.80
  4. Step 4: Simplify right side
    240,430.20x = 81,031,156,456.14
  5. Step 5: Solve for x
    x = 81,031,156,456.14/240,430.20
  6. Step 6: Final answer
    x = 337,025.70

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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.