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Finding the Fourth Proportional to 432,084.57, 596,187.68 and 248,287.64

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Solution

The fourth proportional to 432,084.57, 596,187.68 and 248,287.64 is: 342,585.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,084.57 : 596,187.68 = 248,287.64 : x
  2. Step 2: Convert to fraction form
    432,084.57/596,187.68 = 248,287.64/x
  3. Step 3: Cross multiply
    432,084.57x = 596,187.68 × 248,287.64
  4. Step 4: Simplify right side
    432,084.57x = 148,026,027,841.90
  5. Step 5: Solve for x
    x = 148,026,027,841.90/432,084.57
  6. Step 6: Final answer
    x = 342,585.78

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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.