Home / 356,782.22-534,123.55-238,159.34

Finding the Fourth Proportional to 356,782.22, 534,123.55 and 238,159.34

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Solution

The fourth proportional to 356,782.22, 534,123.55 and 238,159.34 is: 356,538.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,782.22 : 534,123.55 = 238,159.34 : x
  2. Step 2: Convert to fraction form
    356,782.22/534,123.55 = 238,159.34/x
  3. Step 3: Cross multiply
    356,782.22x = 534,123.55 × 238,159.34
  4. Step 4: Simplify right side
    356,782.22x = 127,206,512,146.46
  5. Step 5: Solve for x
    x = 127,206,512,146.46/356,782.22
  6. Step 6: Final answer
    x = 356,538.26

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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.