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Finding the Fourth Proportional to 246,689.60, 369,904.80 and 88,894.40

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Solution

The fourth proportional to 246,689.60, 369,904.80 and 88,894.40 is: 133,294.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,689.60 : 369,904.80 = 88,894.40 : x
  2. Step 2: Convert to fraction form
    246,689.60/369,904.80 = 88,894.40/x
  3. Step 3: Cross multiply
    246,689.60x = 369,904.80 × 88,894.40
  4. Step 4: Simplify right side
    246,689.60x = 32,882,465,253.12
  5. Step 5: Solve for x
    x = 32,882,465,253.12/246,689.60
  6. Step 6: Final answer
    x = 133,294.90

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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.