Home / 719,711.66-1,079,568.86-187,231.83

Finding the Fourth Proportional to 719,711.66, 1,079,568.86 and 187,231.83

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Solution

The fourth proportional to 719,711.66, 1,079,568.86 and 187,231.83 is: 280,848.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,711.66 : 1,079,568.86 = 187,231.83 : x
  2. Step 2: Convert to fraction form
    719,711.66/1,079,568.86 = 187,231.83/x
  3. Step 3: Cross multiply
    719,711.66x = 1,079,568.86 × 187,231.83
  4. Step 4: Simplify right side
    719,711.66x = 202,129,652,332.66
  5. Step 5: Solve for x
    x = 202,129,652,332.66/719,711.66
  6. Step 6: Final answer
    x = 280,848.10

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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.