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Finding the Fourth Proportional to 331,493.70, 497,240.55 and 94,844.10

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Solution

The fourth proportional to 331,493.70, 497,240.55 and 94,844.10 is: 142,266.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,493.70 : 497,240.55 = 94,844.10 : x
  2. Step 2: Convert to fraction form
    331,493.70/497,240.55 = 94,844.10/x
  3. Step 3: Cross multiply
    331,493.70x = 497,240.55 × 94,844.10
  4. Step 4: Simplify right side
    331,493.70x = 47,160,332,448.26
  5. Step 5: Solve for x
    x = 47,160,332,448.26/331,493.70
  6. Step 6: Final answer
    x = 142,266.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.