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Finding the Fourth Proportional to 360,227.11, 540,400.06 and 149,879.83

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Solution

The fourth proportional to 360,227.11, 540,400.06 and 149,879.83 is: 224,844.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,227.11 : 540,400.06 = 149,879.83 : x
  2. Step 2: Convert to fraction form
    360,227.11/540,400.06 = 149,879.83/x
  3. Step 3: Cross multiply
    360,227.11x = 540,400.06 × 149,879.83
  4. Step 4: Simplify right side
    360,227.11x = 80,995,066,422.79
  5. Step 5: Solve for x
    x = 80,995,066,422.79/360,227.11
  6. Step 6: Final answer
    x = 224,844.45

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1.5x scale

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.