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Finding the Fourth Proportional to 359,394.40, 496,123.68 and 232,132.06

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Solution

The fourth proportional to 359,394.40, 496,123.68 and 232,132.06 is: 320,445.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,394.40 : 496,123.68 = 232,132.06 : x
  2. Step 2: Convert to fraction form
    359,394.40/496,123.68 = 232,132.06/x
  3. Step 3: Cross multiply
    359,394.40x = 496,123.68 × 232,132.06
  4. Step 4: Simplify right side
    359,394.40x = 115,166,211,853.18
  5. Step 5: Solve for x
    x = 115,166,211,853.18/359,394.40
  6. Step 6: Final answer
    x = 320,445.20

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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.