Home / 347,859.40-521,575.84-148,066.04

Finding the Fourth Proportional to 347,859.40, 521,575.84 and 148,066.04

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Solution

The fourth proportional to 347,859.40, 521,575.84 and 148,066.04 is: 222,008.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,859.40 : 521,575.84 = 148,066.04 : x
  2. Step 2: Convert to fraction form
    347,859.40/521,575.84 = 148,066.04/x
  3. Step 3: Cross multiply
    347,859.40x = 521,575.84 × 148,066.04
  4. Step 4: Simplify right side
    347,859.40x = 77,227,669,188.47
  5. Step 5: Solve for x
    x = 77,227,669,188.47/347,859.40
  6. Step 6: Final answer
    x = 222,008.29

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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.