Home / 484,255.04-668,261.94-269,390.48

Finding the Fourth Proportional to 484,255.04, 668,261.94 and 269,390.48

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Solution

The fourth proportional to 484,255.04, 668,261.94 and 269,390.48 is: 371,753.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,255.04 : 668,261.94 = 269,390.48 : x
  2. Step 2: Convert to fraction form
    484,255.04/668,261.94 = 269,390.48/x
  3. Step 3: Cross multiply
    484,255.04x = 668,261.94 × 269,390.48
  4. Step 4: Simplify right side
    484,255.04x = 180,023,404,782.33
  5. Step 5: Solve for x
    x = 180,023,404,782.33/484,255.04
  6. Step 6: Final answer
    x = 371,753.29

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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.