Home / 752,851.90-1,130,152.65-453,670.30

Finding the Fourth Proportional to 752,851.90, 1,130,152.65 and 453,670.30

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Solution

The fourth proportional to 752,851.90, 1,130,152.65 and 453,670.30 is: 681,032.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,851.90 : 1,130,152.65 = 453,670.30 : x
  2. Step 2: Convert to fraction form
    752,851.90/1,130,152.65 = 453,670.30/x
  3. Step 3: Cross multiply
    752,851.90x = 1,130,152.65 × 453,670.30
  4. Step 4: Simplify right side
    752,851.90x = 512,716,691,771.30
  5. Step 5: Solve for x
    x = 512,716,691,771.30/752,851.90
  6. Step 6: Final answer
    x = 681,032.61

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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.