Home / 903,395.30-1,246,691.65-495,500.00

Finding the Fourth Proportional to 903,395.30, 1,246,691.65 and 495,500.00

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Solution

The fourth proportional to 903,395.30, 1,246,691.65 and 495,500.00 is: 683,793.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,395.30 : 1,246,691.65 = 495,500.00 : x
  2. Step 2: Convert to fraction form
    903,395.30/1,246,691.65 = 495,500.00/x
  3. Step 3: Cross multiply
    903,395.30x = 1,246,691.65 × 495,500.00
  4. Step 4: Simplify right side
    903,395.30x = 617,735,705,102.79
  5. Step 5: Solve for x
    x = 617,735,705,102.79/903,395.30
  6. Step 6: Final answer
    x = 683,793.36

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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.