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Finding the Fourth Proportional to 469,034.48, 703,544.20 and 149,181.71

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Solution

The fourth proportional to 469,034.48, 703,544.20 and 149,181.71 is: 223,770.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,034.48 : 703,544.20 = 149,181.71 : x
  2. Step 2: Convert to fraction form
    469,034.48/703,544.20 = 149,181.71/x
  3. Step 3: Cross multiply
    469,034.48x = 703,544.20 × 149,181.71
  4. Step 4: Simplify right side
    469,034.48x = 104,955,922,925.91
  5. Step 5: Solve for x
    x = 104,955,922,925.91/469,034.48
  6. Step 6: Final answer
    x = 223,770.16

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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.