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Finding the Fourth Proportional to 364,624.74, 503,403.90 and 250,091.55

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Solution

The fourth proportional to 364,624.74, 503,403.90 and 250,091.55 is: 345,278.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,624.74 : 503,403.90 = 250,091.55 : x
  2. Step 2: Convert to fraction form
    364,624.74/503,403.90 = 250,091.55/x
  3. Step 3: Cross multiply
    364,624.74x = 503,403.90 × 250,091.55
  4. Step 4: Simplify right side
    364,624.74x = 125,897,057,859.57
  5. Step 5: Solve for x
    x = 125,897,057,859.57/364,624.74
  6. Step 6: Final answer
    x = 345,278.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.