Home / 719,752.28-1,079,631.48-187,234.87

Finding the Fourth Proportional to 719,752.28, 1,079,631.48 and 187,234.87

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Solution

The fourth proportional to 719,752.28, 1,079,631.48 and 187,234.87 is: 280,853.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,752.28 : 1,079,631.48 = 187,234.87 : x
  2. Step 2: Convert to fraction form
    719,752.28/1,079,631.48 = 187,234.87/x
  3. Step 3: Cross multiply
    719,752.28x = 1,079,631.48 × 187,234.87
  4. Step 4: Simplify right side
    719,752.28x = 202,144,658,253.27
  5. Step 5: Solve for x
    x = 202,144,658,253.27/719,752.28
  6. Step 6: Final answer
    x = 280,853.10

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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.