Home / 903,379.88-1,246,686.18-495,498.44

Finding the Fourth Proportional to 903,379.88, 1,246,686.18 and 495,498.44

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Solution

The fourth proportional to 903,379.88, 1,246,686.18 and 495,498.44 is: 683,799.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,379.88 : 1,246,686.18 = 495,498.44 : x
  2. Step 2: Convert to fraction form
    903,379.88/1,246,686.18 = 495,498.44/x
  3. Step 3: Cross multiply
    903,379.88x = 1,246,686.18 × 495,498.44
  4. Step 4: Simplify right side
    903,379.88x = 617,731,057,359.56
  5. Step 5: Solve for x
    x = 617,731,057,359.56/903,379.88
  6. Step 6: Final answer
    x = 683,799.88

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Double scale
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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.