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Finding the Fourth Proportional to 360,958.92, 497,905.38 and 231,853.93

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Solution

The fourth proportional to 360,958.92, 497,905.38 and 231,853.93 is: 319,818.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,958.92 : 497,905.38 = 231,853.93 : x
  2. Step 2: Convert to fraction form
    360,958.92/497,905.38 = 231,853.93/x
  3. Step 3: Cross multiply
    360,958.92x = 497,905.38 × 231,853.93
  4. Step 4: Simplify right side
    360,958.92x = 115,441,319,121.14
  5. Step 5: Solve for x
    x = 115,441,319,121.14/360,958.92
  6. Step 6: Final answer
    x = 319,818.44

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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.