Home / 903,847.75-1,247,268.15-495,939.44

Finding the Fourth Proportional to 903,847.75, 1,247,268.15 and 495,939.44

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Solution

The fourth proportional to 903,847.75, 1,247,268.15 and 495,939.44 is: 684,373.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,847.75 : 1,247,268.15 = 495,939.44 : x
  2. Step 2: Convert to fraction form
    903,847.75/1,247,268.15 = 495,939.44/x
  3. Step 3: Cross multiply
    903,847.75x = 1,247,268.15 × 495,939.44
  4. Step 4: Simplify right side
    903,847.75x = 618,569,470,959.01
  5. Step 5: Solve for x
    x = 618,569,470,959.01/903,847.75
  6. Step 6: Final answer
    x = 684,373.53

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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.