Home / 726,958.40-1,003,296.78-416,981.93

Finding the Fourth Proportional to 726,958.40, 1,003,296.78 and 416,981.93

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Solution

The fourth proportional to 726,958.40, 1,003,296.78 and 416,981.93 is: 575,489.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,958.40 : 1,003,296.78 = 416,981.93 : x
  2. Step 2: Convert to fraction form
    726,958.40/1,003,296.78 = 416,981.93/x
  3. Step 3: Cross multiply
    726,958.40x = 1,003,296.78 × 416,981.93
  4. Step 4: Simplify right side
    726,958.40x = 418,356,622,670.70
  5. Step 5: Solve for x
    x = 418,356,622,670.70/726,958.40
  6. Step 6: Final answer
    x = 575,489.09

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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.