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Finding the Fourth Proportional to 359,393.36, 496,122.24 and 232,131

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Solution

The fourth proportional to 359,393.36, 496,122.24 and 232,131 is: 320,443.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,393.36 : 496,122.24 = 232,131 : x
  2. Step 2: Convert to fraction form
    359,393.36/496,122.24 = 232,131/x
  3. Step 3: Cross multiply
    359,393.36x = 496,122.24 × 232,131
  4. Step 4: Simplify right side
    359,393.36x = 115,165,351,693.44
  5. Step 5: Solve for x
    x = 115,165,351,693.44/359,393.36
  6. Step 6: Final answer
    x = 320,443.74

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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.