Home / 806,081.76-1,112,275.44-483,723.36

Finding the Fourth Proportional to 806,081.76, 1,112,275.44 and 483,723.36

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Solution

The fourth proportional to 806,081.76, 1,112,275.44 and 483,723.36 is: 667,467.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,081.76 : 1,112,275.44 = 483,723.36 : x
  2. Step 2: Convert to fraction form
    806,081.76/1,112,275.44 = 483,723.36/x
  3. Step 3: Cross multiply
    806,081.76x = 1,112,275.44 × 483,723.36
  4. Step 4: Simplify right side
    806,081.76x = 538,033,613,082.28
  5. Step 5: Solve for x
    x = 538,033,613,082.28/806,081.76
  6. Step 6: Final answer
    x = 667,467.79

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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.