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Finding the Fourth Proportional to 474,104.99, 654,138.78 and 270,151.53

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Solution

The fourth proportional to 474,104.99, 654,138.78 and 270,151.53 is: 372,737.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,104.99 : 654,138.78 = 270,151.53 : x
  2. Step 2: Convert to fraction form
    474,104.99/654,138.78 = 270,151.53/x
  3. Step 3: Cross multiply
    474,104.99x = 654,138.78 × 270,151.53
  4. Step 4: Simplify right side
    474,104.99x = 176,716,592,249.33
  5. Step 5: Solve for x
    x = 176,716,592,249.33/474,104.99
  6. Step 6: Final answer
    x = 372,737.26

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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.