Home / 752,671.68-1,039,548.95-495,697.33

Finding the Fourth Proportional to 752,671.68, 1,039,548.95 and 495,697.33

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Solution

The fourth proportional to 752,671.68, 1,039,548.95 and 495,697.33 is: 684,630.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,671.68 : 1,039,548.95 = 495,697.33 : x
  2. Step 2: Convert to fraction form
    752,671.68/1,039,548.95 = 495,697.33/x
  3. Step 3: Cross multiply
    752,671.68x = 1,039,548.95 × 495,697.33
  4. Step 4: Simplify right side
    752,671.68x = 515,301,638,919.30
  5. Step 5: Solve for x
    x = 515,301,638,919.30/752,671.68
  6. Step 6: Final answer
    x = 684,630.04

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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.