Home / 486,130.29-729,268.38-170,531.61

Finding the Fourth Proportional to 486,130.29, 729,268.38 and 170,531.61

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Solution

The fourth proportional to 486,130.29, 729,268.38 and 170,531.61 is: 255,823.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,130.29 : 729,268.38 = 170,531.61 : x
  2. Step 2: Convert to fraction form
    486,130.29/729,268.38 = 170,531.61/x
  3. Step 3: Cross multiply
    486,130.29x = 729,268.38 × 170,531.61
  4. Step 4: Simplify right side
    486,130.29x = 124,363,310,963.49
  5. Step 5: Solve for x
    x = 124,363,310,963.49/486,130.29
  6. Step 6: Final answer
    x = 255,823.00

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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.