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Finding the Fourth Proportional to 503,350.32, 755,021.40 and 236,965.50

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Solution

The fourth proportional to 503,350.32, 755,021.40 and 236,965.50 is: 355,446.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,350.32 : 755,021.40 = 236,965.50 : x
  2. Step 2: Convert to fraction form
    503,350.32/755,021.40 = 236,965.50/x
  3. Step 3: Cross multiply
    503,350.32x = 755,021.40 × 236,965.50
  4. Step 4: Simplify right side
    503,350.32x = 178,914,023,561.70
  5. Step 5: Solve for x
    x = 178,914,023,561.70/503,350.32
  6. Step 6: Final answer
    x = 355,446.33

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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.