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Finding the Fourth Proportional to 246,329.52, 339,938.52 and 144,330.60

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Solution

The fourth proportional to 246,329.52, 339,938.52 and 144,330.60 is: 199,178.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,329.52 : 339,938.52 = 144,330.60 : x
  2. Step 2: Convert to fraction form
    246,329.52/339,938.52 = 144,330.60/x
  3. Step 3: Cross multiply
    246,329.52x = 339,938.52 × 144,330.60
  4. Step 4: Simplify right side
    246,329.52x = 49,063,530,554.71
  5. Step 5: Solve for x
    x = 49,063,530,554.71/246,329.52
  6. Step 6: Final answer
    x = 199,178.44

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1.5x scale

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.