Home / 382,904.67-574,357.14-172,296.57

Finding the Fourth Proportional to 382,904.67, 574,357.14 and 172,296.57

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Solution

The fourth proportional to 382,904.67, 574,357.14 and 172,296.57 is: 258,444.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,904.67 : 574,357.14 = 172,296.57 : x
  2. Step 2: Convert to fraction form
    382,904.67/574,357.14 = 172,296.57/x
  3. Step 3: Cross multiply
    382,904.67x = 574,357.14 × 172,296.57
  4. Step 4: Simplify right side
    382,904.67x = 98,959,765,177.01
  5. Step 5: Solve for x
    x = 98,959,765,177.01/382,904.67
  6. Step 6: Final answer
    x = 258,444.92

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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.