Home / 384,140.54-576,167.66-147,317.06

Finding the Fourth Proportional to 384,140.54, 576,167.66 and 147,317.06

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Solution

The fourth proportional to 384,140.54, 576,167.66 and 147,317.06 is: 220,959.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,140.54 : 576,167.66 = 147,317.06 : x
  2. Step 2: Convert to fraction form
    384,140.54/576,167.66 = 147,317.06/x
  3. Step 3: Cross multiply
    384,140.54x = 576,167.66 × 147,317.06
  4. Step 4: Simplify right side
    384,140.54x = 84,879,325,738.28
  5. Step 5: Solve for x
    x = 84,879,325,738.28/384,140.54
  6. Step 6: Final answer
    x = 220,959.04

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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.