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Finding the Fourth Proportional to 465,340.68, 698,013.72 and 165,832.79

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Solution

The fourth proportional to 465,340.68, 698,013.72 and 165,832.79 is: 248,750.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,340.68 : 698,013.72 = 165,832.79 : x
  2. Step 2: Convert to fraction form
    465,340.68/698,013.72 = 165,832.79/x
  3. Step 3: Cross multiply
    465,340.68x = 698,013.72 × 165,832.79
  4. Step 4: Simplify right side
    465,340.68x = 115,753,559,155.81
  5. Step 5: Solve for x
    x = 115,753,559,155.81/465,340.68
  6. Step 6: Final answer
    x = 248,750.14

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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.