Home / 408,261.48-563,368.90-226,962.38

Finding the Fourth Proportional to 408,261.48, 563,368.90 and 226,962.38

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Solution

The fourth proportional to 408,261.48, 563,368.90 and 226,962.38 is: 313,190.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,261.48 : 563,368.90 = 226,962.38 : x
  2. Step 2: Convert to fraction form
    408,261.48/563,368.90 = 226,962.38/x
  3. Step 3: Cross multiply
    408,261.48x = 563,368.90 × 226,962.38
  4. Step 4: Simplify right side
    408,261.48x = 127,863,546,361.98
  5. Step 5: Solve for x
    x = 127,863,546,361.98/408,261.48
  6. Step 6: Final answer
    x = 313,190.33

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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.