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Finding the Fourth Proportional to 459,353.97, 633,891.89 and 252,620.57

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Solution

The fourth proportional to 459,353.97, 633,891.89 and 252,620.57 is: 348,607.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,353.97 : 633,891.89 = 252,620.57 : x
  2. Step 2: Convert to fraction form
    459,353.97/633,891.89 = 252,620.57/x
  3. Step 3: Cross multiply
    459,353.97x = 633,891.89 × 252,620.57
  4. Step 4: Simplify right side
    459,353.97x = 160,134,130,891.80
  5. Step 5: Solve for x
    x = 160,134,130,891.80/459,353.97
  6. Step 6: Final answer
    x = 348,607.26

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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.