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Finding the Fourth Proportional to 451,793.17, 623,494.29 and 270,470.17

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Solution

The fourth proportional to 451,793.17, 623,494.29 and 270,470.17 is: 373,260.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,793.17 : 623,494.29 = 270,470.17 : x
  2. Step 2: Convert to fraction form
    451,793.17/623,494.29 = 270,470.17/x
  3. Step 3: Cross multiply
    451,793.17x = 623,494.29 × 270,470.17
  4. Step 4: Simplify right side
    451,793.17x = 168,636,606,610.33
  5. Step 5: Solve for x
    x = 168,636,606,610.33/451,793.17
  6. Step 6: Final answer
    x = 373,260.64

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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.