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Finding the Fourth Proportional to 496,993.32, 745,502.13 and 181,450.53

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Solution

The fourth proportional to 496,993.32, 745,502.13 and 181,450.53 is: 272,180.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,993.32 : 745,502.13 = 181,450.53 : x
  2. Step 2: Convert to fraction form
    496,993.32/745,502.13 = 181,450.53/x
  3. Step 3: Cross multiply
    496,993.32x = 745,502.13 × 181,450.53
  4. Step 4: Simplify right side
    496,993.32x = 135,271,756,604.63
  5. Step 5: Solve for x
    x = 135,271,756,604.63/496,993.32
  6. Step 6: Final answer
    x = 272,180.23

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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.