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Finding the Fourth Proportional to 339,185.85, 508,631.15 and 170,600.96

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Solution

The fourth proportional to 339,185.85, 508,631.15 and 170,600.96 is: 255,827.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,185.85 : 508,631.15 = 170,600.96 : x
  2. Step 2: Convert to fraction form
    339,185.85/508,631.15 = 170,600.96/x
  3. Step 3: Cross multiply
    339,185.85x = 508,631.15 × 170,600.96
  4. Step 4: Simplify right side
    339,185.85x = 86,772,960,359.25
  5. Step 5: Solve for x
    x = 86,772,960,359.25/339,185.85
  6. Step 6: Final answer
    x = 255,827.18

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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.