Home / 339,746.60-510,008.70-199,584.20

Finding the Fourth Proportional to 339,746.60, 510,008.70 and 199,584.20

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Solution

The fourth proportional to 339,746.60, 510,008.70 and 199,584.20 is: 299,604.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,746.60 : 510,008.70 = 199,584.20 : x
  2. Step 2: Convert to fraction form
    339,746.60/510,008.70 = 199,584.20/x
  3. Step 3: Cross multiply
    339,746.60x = 510,008.70 × 199,584.20
  4. Step 4: Simplify right side
    339,746.60x = 101,789,678,382.54
  5. Step 5: Solve for x
    x = 101,789,678,382.54/339,746.60
  6. Step 6: Final answer
    x = 299,604.70

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1.5x scale

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.