Home / 752,697.45-1,038,737.91-426,010.44

Finding the Fourth Proportional to 752,697.45, 1,038,737.91 and 426,010.44

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Solution

The fourth proportional to 752,697.45, 1,038,737.91 and 426,010.44 is: 587,903.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,697.45 : 1,038,737.91 = 426,010.44 : x
  2. Step 2: Convert to fraction form
    752,697.45/1,038,737.91 = 426,010.44/x
  3. Step 3: Cross multiply
    752,697.45x = 1,038,737.91 × 426,010.44
  4. Step 4: Simplify right side
    752,697.45x = 442,513,194,083.78
  5. Step 5: Solve for x
    x = 442,513,194,083.78/752,697.45
  6. Step 6: Final answer
    x = 587,903.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.