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Finding the Fourth Proportional to 246,060, 339,465.60 and 155,382.12

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Solution

The fourth proportional to 246,060, 339,465.60 and 155,382.12 is: 214,365.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,060 : 339,465.60 = 155,382.12 : x
  2. Step 2: Convert to fraction form
    246,060/339,465.60 = 155,382.12/x
  3. Step 3: Cross multiply
    246,060x = 339,465.60 × 155,382.12
  4. Step 4: Simplify right side
    246,060x = 52,746,884,595.07
  5. Step 5: Solve for x
    x = 52,746,884,595.07/246,060
  6. Step 6: Final answer
    x = 214,365.95

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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.