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Finding the Fourth Proportional to 453,716.64, 680,100.96 and 169,283.52

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Solution

The fourth proportional to 453,716.64, 680,100.96 and 169,283.52 is: 253,748.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,716.64 : 680,100.96 = 169,283.52 : x
  2. Step 2: Convert to fraction form
    453,716.64/680,100.96 = 169,283.52/x
  3. Step 3: Cross multiply
    453,716.64x = 680,100.96 × 169,283.52
  4. Step 4: Simplify right side
    453,716.64x = 115,129,884,464.18
  5. Step 5: Solve for x
    x = 115,129,884,464.18/453,716.64
  6. Step 6: Final answer
    x = 253,748.43

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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.