Home / 339,979.20-510,114.60-173,767.20

Finding the Fourth Proportional to 339,979.20, 510,114.60 and 173,767.20

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Solution

The fourth proportional to 339,979.20, 510,114.60 and 173,767.20 is: 260,725.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,979.20 : 510,114.60 = 173,767.20 : x
  2. Step 2: Convert to fraction form
    339,979.20/510,114.60 = 173,767.20/x
  3. Step 3: Cross multiply
    339,979.20x = 510,114.60 × 173,767.20
  4. Step 4: Simplify right side
    339,979.20x = 88,641,185,721.12
  5. Step 5: Solve for x
    x = 88,641,185,721.12/339,979.20
  6. Step 6: Final answer
    x = 260,725.32

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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.