Home / 439,930.63-660,145.56-237,524.02

Finding the Fourth Proportional to 439,930.63, 660,145.56 and 237,524.02

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Solution

The fourth proportional to 439,930.63, 660,145.56 and 237,524.02 is: 356,420.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,930.63 : 660,145.56 = 237,524.02 : x
  2. Step 2: Convert to fraction form
    439,930.63/660,145.56 = 237,524.02/x
  3. Step 3: Cross multiply
    439,930.63x = 660,145.56 × 237,524.02
  4. Step 4: Simplify right side
    439,930.63x = 156,800,426,008.73
  5. Step 5: Solve for x
    x = 156,800,426,008.73/439,930.63
  6. Step 6: Final answer
    x = 356,420.80

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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.