Home / 356,781.22-534,122.06-238,158.34

Finding the Fourth Proportional to 356,781.22, 534,122.06 and 238,158.34

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Solution

The fourth proportional to 356,781.22, 534,122.06 and 238,158.34 is: 356,536.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,781.22 : 534,122.06 = 238,158.34 : x
  2. Step 2: Convert to fraction form
    356,781.22/534,122.06 = 238,158.34/x
  3. Step 3: Cross multiply
    356,781.22x = 534,122.06 × 238,158.34
  4. Step 4: Simplify right side
    356,781.22x = 127,205,620,640.88
  5. Step 5: Solve for x
    x = 127,205,620,640.88/356,781.22
  6. Step 6: Final answer
    x = 356,536.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.