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Finding the Fourth Proportional to 469,371.39, 703,824.08 and 149,481.55

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Solution

The fourth proportional to 469,371.39, 703,824.08 and 149,481.55 is: 224,148.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,371.39 : 703,824.08 = 149,481.55 : x
  2. Step 2: Convert to fraction form
    469,371.39/703,824.08 = 149,481.55/x
  3. Step 3: Cross multiply
    469,371.39x = 703,824.08 × 149,481.55
  4. Step 4: Simplify right side
    469,371.39x = 105,208,714,538.10
  5. Step 5: Solve for x
    x = 105,208,714,538.10/469,371.39
  6. Step 6: Final answer
    x = 224,148.12

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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.