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Finding the Fourth Proportional to 361,537.08, 498,662.10 and 238,887.40

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Solution

The fourth proportional to 361,537.08, 498,662.10 and 238,887.40 is: 329,493.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,537.08 : 498,662.10 = 238,887.40 : x
  2. Step 2: Convert to fraction form
    361,537.08/498,662.10 = 238,887.40/x
  3. Step 3: Cross multiply
    361,537.08x = 498,662.10 × 238,887.40
  4. Step 4: Simplify right side
    361,537.08x = 119,124,092,547.54
  5. Step 5: Solve for x
    x = 119,124,092,547.54/361,537.08
  6. Step 6: Final answer
    x = 329,493.43

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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.