Home / 716,291.49-1,074,067.49-210,786.83

Finding the Fourth Proportional to 716,291.49, 1,074,067.49 and 210,786.83

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Solution

The fourth proportional to 716,291.49, 1,074,067.49 and 210,786.83 is: 316,071.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,291.49 : 1,074,067.49 = 210,786.83 : x
  2. Step 2: Convert to fraction form
    716,291.49/1,074,067.49 = 210,786.83/x
  3. Step 3: Cross multiply
    716,291.49x = 1,074,067.49 × 210,786.83
  4. Step 4: Simplify right side
    716,291.49x = 226,399,283,628.35
  5. Step 5: Solve for x
    x = 226,399,283,628.35/716,291.49
  6. Step 6: Final answer
    x = 316,071.44

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Double scale
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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.