Home / 752,750.55-1,038,791.34-408,593.34

Finding the Fourth Proportional to 752,750.55, 1,038,791.34 and 408,593.34

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Solution

The fourth proportional to 752,750.55, 1,038,791.34 and 408,593.34 is: 563,856.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,750.55 : 1,038,791.34 = 408,593.34 : x
  2. Step 2: Convert to fraction form
    752,750.55/1,038,791.34 = 408,593.34/x
  3. Step 3: Cross multiply
    752,750.55x = 1,038,791.34 × 408,593.34
  4. Step 4: Simplify right side
    752,750.55x = 424,443,223,173.68
  5. Step 5: Solve for x
    x = 424,443,223,173.68/752,750.55
  6. Step 6: Final answer
    x = 563,856.41

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1.5x scale

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.