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Finding the Fourth Proportional to 600,078.87, 900,151.38 and 179,387.55

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Solution

The fourth proportional to 600,078.87, 900,151.38 and 179,387.55 is: 269,091.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,078.87 : 900,151.38 = 179,387.55 : x
  2. Step 2: Convert to fraction form
    600,078.87/900,151.38 = 179,387.55/x
  3. Step 3: Cross multiply
    600,078.87x = 900,151.38 × 179,387.55
  4. Step 4: Simplify right side
    600,078.87x = 161,475,950,687.32
  5. Step 5: Solve for x
    x = 161,475,950,687.32/600,078.87
  6. Step 6: Final answer
    x = 269,091.21

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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.