Home / 1,010,223.20-1,515,545.40-336,513.80

Finding the Fourth Proportional to 1,010,223.20, 1,515,545.40 and 336,513.80

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Solution

The fourth proportional to 1,010,223.20, 1,515,545.40 and 336,513.80 is: 504,840.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,223.20 : 1,515,545.40 = 336,513.80 : x
  2. Step 2: Convert to fraction form
    1,010,223.20/1,515,545.40 = 336,513.80/x
  3. Step 3: Cross multiply
    1,010,223.20x = 1,515,545.40 × 336,513.80
  4. Step 4: Simplify right side
    1,010,223.20x = 510,001,941,626.52
  5. Step 5: Solve for x
    x = 510,001,941,626.52/1,010,223.20
  6. Step 6: Final answer
    x = 504,840.85

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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.