Home / 395,283.92-592,429.26-170,381.12

Finding the Fourth Proportional to 395,283.92, 592,429.26 and 170,381.12

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Solution

The fourth proportional to 395,283.92, 592,429.26 and 170,381.12 is: 255,357.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,283.92 : 592,429.26 = 170,381.12 : x
  2. Step 2: Convert to fraction form
    395,283.92/592,429.26 = 170,381.12/x
  3. Step 3: Cross multiply
    395,283.92x = 592,429.26 × 170,381.12
  4. Step 4: Simplify right side
    395,283.92x = 100,938,760,839.57
  5. Step 5: Solve for x
    x = 100,938,760,839.57/395,283.92
  6. Step 6: Final answer
    x = 255,357.62

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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.