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Finding the Fourth Proportional to 335,927.20, 503,890.80 and 167,965.60

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Solution

The fourth proportional to 335,927.20, 503,890.80 and 167,965.60 is: 251,948.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,927.20 : 503,890.80 = 167,965.60 : x
  2. Step 2: Convert to fraction form
    335,927.20/503,890.80 = 167,965.60/x
  3. Step 3: Cross multiply
    335,927.20x = 503,890.80 × 167,965.60
  4. Step 4: Simplify right side
    335,927.20x = 84,636,320,556.48
  5. Step 5: Solve for x
    x = 84,636,320,556.48/335,927.20
  6. Step 6: Final answer
    x = 251,948.40

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Similar ratio
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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.