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Finding the Fourth Proportional to 468,717.71, 703,077.51 and 169,409.66

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Solution

The fourth proportional to 468,717.71, 703,077.51 and 169,409.66 is: 254,114.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,717.71 : 703,077.51 = 169,409.66 : x
  2. Step 2: Convert to fraction form
    468,717.71/703,077.51 = 169,409.66/x
  3. Step 3: Cross multiply
    468,717.71x = 703,077.51 × 169,409.66
  4. Step 4: Simplify right side
    468,717.71x = 119,108,121,922.75
  5. Step 5: Solve for x
    x = 119,108,121,922.75/468,717.71
  6. Step 6: Final answer
    x = 254,114.83

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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.