Home / 754,650.47-1,131,831.23-293,028.44

Finding the Fourth Proportional to 754,650.47, 1,131,831.23 and 293,028.44

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Solution

The fourth proportional to 754,650.47, 1,131,831.23 and 293,028.44 is: 439,486.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,650.47 : 1,131,831.23 = 293,028.44 : x
  2. Step 2: Convert to fraction form
    754,650.47/1,131,831.23 = 293,028.44/x
  3. Step 3: Cross multiply
    754,650.47x = 1,131,831.23 × 293,028.44
  4. Step 4: Simplify right side
    754,650.47x = 331,658,732,545.88
  5. Step 5: Solve for x
    x = 331,658,732,545.88/754,650.47
  6. Step 6: Final answer
    x = 439,486.55

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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.