Home / 736,081.38-1,015,796.57-413,788.66

Finding the Fourth Proportional to 736,081.38, 1,015,796.57 and 413,788.66

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Solution

The fourth proportional to 736,081.38, 1,015,796.57 and 413,788.66 is: 571,030.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,081.38 : 1,015,796.57 = 413,788.66 : x
  2. Step 2: Convert to fraction form
    736,081.38/1,015,796.57 = 413,788.66/x
  3. Step 3: Cross multiply
    736,081.38x = 1,015,796.57 × 413,788.66
  4. Step 4: Simplify right side
    736,081.38x = 420,325,101,532.90
  5. Step 5: Solve for x
    x = 420,325,101,532.90/736,081.38
  6. Step 6: Final answer
    x = 571,030.75

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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.