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Finding the Fourth Proportional to 339,170.30, 508,766.28 and 170,598.57

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Solution

The fourth proportional to 339,170.30, 508,766.28 and 170,598.57 is: 255,903.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,170.30 : 508,766.28 = 170,598.57 : x
  2. Step 2: Convert to fraction form
    339,170.30/508,766.28 = 170,598.57/x
  3. Step 3: Cross multiply
    339,170.30x = 508,766.28 × 170,598.57
  4. Step 4: Simplify right side
    339,170.30x = 86,794,799,832.22
  5. Step 5: Solve for x
    x = 86,794,799,832.22/339,170.30
  6. Step 6: Final answer
    x = 255,903.30

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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.