Home / 844,366.20-1,266,549.30-346,087.80

Finding the Fourth Proportional to 844,366.20, 1,266,549.30 and 346,087.80

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Solution

The fourth proportional to 844,366.20, 1,266,549.30 and 346,087.80 is: 519,131.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,366.20 : 1,266,549.30 = 346,087.80 : x
  2. Step 2: Convert to fraction form
    844,366.20/1,266,549.30 = 346,087.80/x
  3. Step 3: Cross multiply
    844,366.20x = 1,266,549.30 × 346,087.80
  4. Step 4: Simplify right side
    844,366.20x = 438,337,260,828.54
  5. Step 5: Solve for x
    x = 438,337,260,828.54/844,366.20
  6. Step 6: Final answer
    x = 519,131.70

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.