Home / 534,739.68-802,190.16-231,216.89

Finding the Fourth Proportional to 534,739.68, 802,190.16 and 231,216.89

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Solution

The fourth proportional to 534,739.68, 802,190.16 and 231,216.89 is: 346,860.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,739.68 : 802,190.16 = 231,216.89 : x
  2. Step 2: Convert to fraction form
    534,739.68/802,190.16 = 231,216.89/x
  3. Step 3: Cross multiply
    534,739.68x = 802,190.16 × 231,216.89
  4. Step 4: Simplify right side
    534,739.68x = 185,479,909,972.85
  5. Step 5: Solve for x
    x = 185,479,909,972.85/534,739.68
  6. Step 6: Final answer
    x = 346,860.20

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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.