Home / 486,264.20-729,323.34-153,797

Finding the Fourth Proportional to 486,264.20, 729,323.34 and 153,797

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Solution

The fourth proportional to 486,264.20, 729,323.34 and 153,797 is: 230,672.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,264.20 : 729,323.34 = 153,797 : x
  2. Step 2: Convert to fraction form
    486,264.20/729,323.34 = 153,797/x
  3. Step 3: Cross multiply
    486,264.20x = 729,323.34 × 153,797
  4. Step 4: Simplify right side
    486,264.20x = 112,167,741,721.98
  5. Step 5: Solve for x
    x = 112,167,741,721.98/486,264.20
  6. Step 6: Final answer
    x = 230,672.42

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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.