Home / 719,710.16-1,079,566.61-187,230.33

Finding the Fourth Proportional to 719,710.16, 1,079,566.61 and 187,230.33

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Solution

The fourth proportional to 719,710.16, 1,079,566.61 and 187,230.33 is: 280,845.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,710.16 : 1,079,566.61 = 187,230.33 : x
  2. Step 2: Convert to fraction form
    719,710.16/1,079,566.61 = 187,230.33/x
  3. Step 3: Cross multiply
    719,710.16x = 1,079,566.61 × 187,230.33
  4. Step 4: Simplify right side
    719,710.16x = 202,127,611,711.13
  5. Step 5: Solve for x
    x = 202,127,611,711.13/719,710.16
  6. Step 6: Final answer
    x = 280,845.85

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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.