Home / 902,910.65-1,246,016.40-495,003.74

Finding the Fourth Proportional to 902,910.65, 1,246,016.40 and 495,003.74

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Solution

The fourth proportional to 902,910.65, 1,246,016.40 and 495,003.74 is: 683,104.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,910.65 : 1,246,016.40 = 495,003.74 : x
  2. Step 2: Convert to fraction form
    902,910.65/1,246,016.40 = 495,003.74/x
  3. Step 3: Cross multiply
    902,910.65x = 1,246,016.40 × 495,003.74
  4. Step 4: Simplify right side
    902,910.65x = 616,782,774,687.55
  5. Step 5: Solve for x
    x = 616,782,774,687.55/902,910.65
  6. Step 6: Final answer
    x = 683,104.99

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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.