Home / 486,023.10-729,034.65-170,366.10

Finding the Fourth Proportional to 486,023.10, 729,034.65 and 170,366.10

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Solution

The fourth proportional to 486,023.10, 729,034.65 and 170,366.10 is: 255,549.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,023.10 : 729,034.65 = 170,366.10 : x
  2. Step 2: Convert to fraction form
    486,023.10/729,034.65 = 170,366.10/x
  3. Step 3: Cross multiply
    486,023.10x = 729,034.65 × 170,366.10
  4. Step 4: Simplify right side
    486,023.10x = 124,202,790,085.37
  5. Step 5: Solve for x
    x = 124,202,790,085.37/486,023.10
  6. Step 6: Final answer
    x = 255,549.15

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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.