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Finding the Fourth Proportional to 341,983.73, 471,692.72 and 240,031.92

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Solution

The fourth proportional to 341,983.73, 471,692.72 and 240,031.92 is: 331,072.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,983.73 : 471,692.72 = 240,031.92 : x
  2. Step 2: Convert to fraction form
    341,983.73/471,692.72 = 240,031.92/x
  3. Step 3: Cross multiply
    341,983.73x = 471,692.72 × 240,031.92
  4. Step 4: Simplify right side
    341,983.73x = 113,221,308,031.46
  5. Step 5: Solve for x
    x = 113,221,308,031.46/341,983.73
  6. Step 6: Final answer
    x = 331,072.21

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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.