Home / 825,018.17-1,237,528.26-225,984.51

Finding the Fourth Proportional to 825,018.17, 1,237,528.26 and 225,984.51

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Solution

The fourth proportional to 825,018.17, 1,237,528.26 and 225,984.51 is: 338,977.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,018.17 : 1,237,528.26 = 225,984.51 : x
  2. Step 2: Convert to fraction form
    825,018.17/1,237,528.26 = 225,984.51/x
  3. Step 3: Cross multiply
    825,018.17x = 1,237,528.26 × 225,984.51
  4. Step 4: Simplify right side
    825,018.17x = 279,662,217,447.25
  5. Step 5: Solve for x
    x = 279,662,217,447.25/825,018.17
  6. Step 6: Final answer
    x = 338,977.04

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Double scale
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Similar ratio
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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.