Home / 825,751.17-1,238,628.69-226,720.53

Finding the Fourth Proportional to 825,751.17, 1,238,628.69 and 226,720.53

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Solution

The fourth proportional to 825,751.17, 1,238,628.69 and 226,720.53 is: 340,081.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,751.17 : 1,238,628.69 = 226,720.53 : x
  2. Step 2: Convert to fraction form
    825,751.17/1,238,628.69 = 226,720.53/x
  3. Step 3: Cross multiply
    825,751.17x = 1,238,628.69 × 226,720.53
  4. Step 4: Simplify right side
    825,751.17x = 280,822,553,070.01
  5. Step 5: Solve for x
    x = 280,822,553,070.01/825,751.17
  6. Step 6: Final answer
    x = 340,081.33

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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.