Home / 719,912.29-1,079,933.03-187,437.93

Finding the Fourth Proportional to 719,912.29, 1,079,933.03 and 187,437.93

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Solution

The fourth proportional to 719,912.29, 1,079,933.03 and 187,437.93 is: 281,173.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,912.29 : 1,079,933.03 = 187,437.93 : x
  2. Step 2: Convert to fraction form
    719,912.29/1,079,933.03 = 187,437.93/x
  3. Step 3: Cross multiply
    719,912.29x = 1,079,933.03 × 187,437.93
  4. Step 4: Simplify right side
    719,912.29x = 202,420,413,472.41
  5. Step 5: Solve for x
    x = 202,420,413,472.41/719,912.29
  6. Step 6: Final answer
    x = 281,173.72

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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.