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Finding the Fourth Proportional to 468,714.29, 703,070.33 and 113,728.01

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Solution

The fourth proportional to 468,714.29, 703,070.33 and 113,728.01 is: 170,591.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,714.29 : 703,070.33 = 113,728.01 : x
  2. Step 2: Convert to fraction form
    468,714.29/703,070.33 = 113,728.01/x
  3. Step 3: Cross multiply
    468,714.29x = 703,070.33 × 113,728.01
  4. Step 4: Simplify right side
    468,714.29x = 79,958,785,436.95
  5. Step 5: Solve for x
    x = 79,958,785,436.95/468,714.29
  6. Step 6: Final answer
    x = 170,591.74

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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.