Home / 752,880.60-1,128,324.06-552,261.78

Finding the Fourth Proportional to 752,880.60, 1,128,324.06 and 552,261.78

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Solution

The fourth proportional to 752,880.60, 1,128,324.06 and 552,261.78 is: 827,661.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,880.60 : 1,128,324.06 = 552,261.78 : x
  2. Step 2: Convert to fraction form
    752,880.60/1,128,324.06 = 552,261.78/x
  3. Step 3: Cross multiply
    752,880.60x = 1,128,324.06 × 552,261.78
  4. Step 4: Simplify right side
    752,880.60x = 623,130,253,792.43
  5. Step 5: Solve for x
    x = 623,130,253,792.43/752,880.60
  6. Step 6: Final answer
    x = 827,661.46

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1.5x scale

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.