Home / 484,140.36-668,104.11-269,275.80

Finding the Fourth Proportional to 484,140.36, 668,104.11 and 269,275.80

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Solution

The fourth proportional to 484,140.36, 668,104.11 and 269,275.80 is: 371,595.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,140.36 : 668,104.11 = 269,275.80 : x
  2. Step 2: Convert to fraction form
    484,140.36/668,104.11 = 269,275.80/x
  3. Step 3: Cross multiply
    484,140.36x = 668,104.11 × 269,275.80
  4. Step 4: Simplify right side
    484,140.36x = 179,904,268,703.54
  5. Step 5: Solve for x
    x = 179,904,268,703.54/484,140.36
  6. Step 6: Final answer
    x = 371,595.27

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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.