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Finding the Fourth Proportional to 454,166.60, 626,750.49 and 247,433.96

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Solution

The fourth proportional to 454,166.60, 626,750.49 and 247,433.96 is: 341,459.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,166.60 : 626,750.49 = 247,433.96 : x
  2. Step 2: Convert to fraction form
    454,166.60/626,750.49 = 247,433.96/x
  3. Step 3: Cross multiply
    454,166.60x = 626,750.49 × 247,433.96
  4. Step 4: Simplify right side
    454,166.60x = 155,079,352,538.89
  5. Step 5: Solve for x
    x = 155,079,352,538.89/454,166.60
  6. Step 6: Final answer
    x = 341,459.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.