Home / 752,657.66-1,039,529.61-495,683.33

Finding the Fourth Proportional to 752,657.66, 1,039,529.61 and 495,683.33

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Solution

The fourth proportional to 752,657.66, 1,039,529.61 and 495,683.33 is: 684,610.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,657.66 : 1,039,529.61 = 495,683.33 : x
  2. Step 2: Convert to fraction form
    752,657.66/1,039,529.61 = 495,683.33/x
  3. Step 3: Cross multiply
    752,657.66x = 1,039,529.61 × 495,683.33
  4. Step 4: Simplify right side
    752,657.66x = 515,277,496,239.99
  5. Step 5: Solve for x
    x = 515,277,496,239.99/752,657.66
  6. Step 6: Final answer
    x = 684,610.72

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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.