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Finding the Fourth Proportional to 441,313, 609,013.86 and 240,108.52

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Solution

The fourth proportional to 441,313, 609,013.86 and 240,108.52 is: 331,350.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,313 : 609,013.86 = 240,108.52 : x
  2. Step 2: Convert to fraction form
    441,313/609,013.86 = 240,108.52/x
  3. Step 3: Cross multiply
    441,313x = 609,013.86 × 240,108.52
  4. Step 4: Simplify right side
    441,313x = 146,229,416,584.09
  5. Step 5: Solve for x
    x = 146,229,416,584.09/441,313
  6. Step 6: Final answer
    x = 331,350.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.