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Finding the Fourth Proportional to 338,876.48, 508,167.07 and 114,195.04

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Solution

The fourth proportional to 338,876.48, 508,167.07 and 114,195.04 is: 171,242.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,876.48 : 508,167.07 = 114,195.04 : x
  2. Step 2: Convert to fraction form
    338,876.48/508,167.07 = 114,195.04/x
  3. Step 3: Cross multiply
    338,876.48x = 508,167.07 × 114,195.04
  4. Step 4: Simplify right side
    338,876.48x = 58,030,157,329.43
  5. Step 5: Solve for x
    x = 58,030,157,329.43/338,876.48
  6. Step 6: Final answer
    x = 171,242.80

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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.