Home / 486,176.44-729,387.83-149,234.16

Finding the Fourth Proportional to 486,176.44, 729,387.83 and 149,234.16

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Solution

The fourth proportional to 486,176.44, 729,387.83 and 149,234.16 is: 223,889.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,176.44 : 729,387.83 = 149,234.16 : x
  2. Step 2: Convert to fraction form
    486,176.44/729,387.83 = 149,234.16/x
  3. Step 3: Cross multiply
    486,176.44x = 729,387.83 × 149,234.16
  4. Step 4: Simplify right side
    486,176.44x = 108,849,580,124.27
  5. Step 5: Solve for x
    x = 108,849,580,124.27/486,176.44
  6. Step 6: Final answer
    x = 223,889.05

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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.