Home / 408,261.93-563,369.56-226,962.82

Finding the Fourth Proportional to 408,261.93, 563,369.56 and 226,962.82

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Solution

The fourth proportional to 408,261.93, 563,369.56 and 226,962.82 is: 313,190.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,261.93 : 563,369.56 = 226,962.82 : x
  2. Step 2: Convert to fraction form
    408,261.93/563,369.56 = 226,962.82/x
  3. Step 3: Cross multiply
    408,261.93x = 563,369.56 × 226,962.82
  4. Step 4: Simplify right side
    408,261.93x = 127,863,944,039.76
  5. Step 5: Solve for x
    x = 127,863,944,039.76/408,261.93
  6. Step 6: Final answer
    x = 313,190.96

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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.