Home / 494,031.24-741,061.98-342,079.56

Finding the Fourth Proportional to 494,031.24, 741,061.98 and 342,079.56

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Solution

The fourth proportional to 494,031.24, 741,061.98 and 342,079.56 is: 513,129.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,031.24 : 741,061.98 = 342,079.56 : x
  2. Step 2: Convert to fraction form
    494,031.24/741,061.98 = 342,079.56/x
  3. Step 3: Cross multiply
    494,031.24x = 741,061.98 × 342,079.56
  4. Step 4: Simplify right side
    494,031.24x = 253,502,156,051.13
  5. Step 5: Solve for x
    x = 253,502,156,051.13/494,031.24
  6. Step 6: Final answer
    x = 513,129.81

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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.