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Finding the Fourth Proportional to 336,648.13, 464,584.13 and 185,754.85

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Solution

The fourth proportional to 336,648.13, 464,584.13 and 185,754.85 is: 256,347.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,648.13 : 464,584.13 = 185,754.85 : x
  2. Step 2: Convert to fraction form
    336,648.13/464,584.13 = 185,754.85/x
  3. Step 3: Cross multiply
    336,648.13x = 464,584.13 × 185,754.85
  4. Step 4: Simplify right side
    336,648.13x = 86,298,755,380.53
  5. Step 5: Solve for x
    x = 86,298,755,380.53/336,648.13
  6. Step 6: Final answer
    x = 256,347.05

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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.