Home / 756,245.90-1,043,605.89-412,084.24

Finding the Fourth Proportional to 756,245.90, 1,043,605.89 and 412,084.24

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Solution

The fourth proportional to 756,245.90, 1,043,605.89 and 412,084.24 is: 568,668.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,245.90 : 1,043,605.89 = 412,084.24 : x
  2. Step 2: Convert to fraction form
    756,245.90/1,043,605.89 = 412,084.24/x
  3. Step 3: Cross multiply
    756,245.90x = 1,043,605.89 × 412,084.24
  4. Step 4: Simplify right side
    756,245.90x = 430,053,543,301.44
  5. Step 5: Solve for x
    x = 430,053,543,301.44/756,245.90
  6. Step 6: Final answer
    x = 568,668.92

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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.