Home / 484,943.36-669,242.56-270,083.38

Finding the Fourth Proportional to 484,943.36, 669,242.56 and 270,083.38

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Solution

The fourth proportional to 484,943.36, 669,242.56 and 270,083.38 is: 372,726.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,943.36 : 669,242.56 = 270,083.38 : x
  2. Step 2: Convert to fraction form
    484,943.36/669,242.56 = 270,083.38/x
  3. Step 3: Cross multiply
    484,943.36x = 669,242.56 × 270,083.38
  4. Step 4: Simplify right side
    484,943.36x = 180,751,292,644.65
  5. Step 5: Solve for x
    x = 180,751,292,644.65/484,943.36
  6. Step 6: Final answer
    x = 372,726.61

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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.