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Finding the Fourth Proportional to 360,791.82, 497,830.86 and 231,758.82

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Solution

The fourth proportional to 360,791.82, 497,830.86 and 231,758.82 is: 319,787.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,791.82 : 497,830.86 = 231,758.82 : x
  2. Step 2: Convert to fraction form
    360,791.82/497,830.86 = 231,758.82/x
  3. Step 3: Cross multiply
    360,791.82x = 497,830.86 × 231,758.82
  4. Step 4: Simplify right side
    360,791.82x = 115,376,692,673.19
  5. Step 5: Solve for x
    x = 115,376,692,673.19/360,791.82
  6. Step 6: Final answer
    x = 319,787.44

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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.