Home / 903,543.15-1,246,906.20-495,665.83

Finding the Fourth Proportional to 903,543.15, 1,246,906.20 and 495,665.83

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Solution

The fourth proportional to 903,543.15, 1,246,906.20 and 495,665.83 is: 684,027.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,543.15 : 1,246,906.20 = 495,665.83 : x
  2. Step 2: Convert to fraction form
    903,543.15/1,246,906.20 = 495,665.83/x
  3. Step 3: Cross multiply
    903,543.15x = 1,246,906.20 × 495,665.83
  4. Step 4: Simplify right side
    903,543.15x = 618,048,799,972.53
  5. Step 5: Solve for x
    x = 618,048,799,972.53/903,543.15
  6. Step 6: Final answer
    x = 684,027.98

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1.5x scale

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.