Home / 902,949-1,246,061.25-495,073.50

Finding the Fourth Proportional to 902,949, 1,246,061.25 and 495,073.50

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Solution

The fourth proportional to 902,949, 1,246,061.25 and 495,073.50 is: 683,196.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,949 : 1,246,061.25 = 495,073.50 : x
  2. Step 2: Convert to fraction form
    902,949/1,246,061.25 = 495,073.50/x
  3. Step 3: Cross multiply
    902,949x = 1,246,061.25 × 495,073.50
  4. Step 4: Simplify right side
    902,949x = 616,891,904,251.88
  5. Step 5: Solve for x
    x = 616,891,904,251.88/902,949
  6. Step 6: Final answer
    x = 683,196.84

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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.