Home / 720,029.77-1,079,683.05-240,087.66

Finding the Fourth Proportional to 720,029.77, 1,079,683.05 and 240,087.66

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Solution

The fourth proportional to 720,029.77, 1,079,683.05 and 240,087.66 is: 360,010.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,029.77 : 1,079,683.05 = 240,087.66 : x
  2. Step 2: Convert to fraction form
    720,029.77/1,079,683.05 = 240,087.66/x
  3. Step 3: Cross multiply
    720,029.77x = 1,079,683.05 × 240,087.66
  4. Step 4: Simplify right side
    720,029.77x = 259,218,581,627.01
  5. Step 5: Solve for x
    x = 259,218,581,627.01/720,029.77
  6. Step 6: Final answer
    x = 360,010.92

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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.