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Finding the Fourth Proportional to 453,294.12, 625,546.52 and 252,090.12

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Solution

The fourth proportional to 453,294.12, 625,546.52 and 252,090.12 is: 347,884.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,294.12 : 625,546.52 = 252,090.12 : x
  2. Step 2: Convert to fraction form
    453,294.12/625,546.52 = 252,090.12/x
  3. Step 3: Cross multiply
    453,294.12x = 625,546.52 × 252,090.12
  4. Step 4: Simplify right side
    453,294.12x = 157,694,097,292.38
  5. Step 5: Solve for x
    x = 157,694,097,292.38/453,294.12
  6. Step 6: Final answer
    x = 347,884.72

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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.