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Finding the Fourth Proportional to 477,503.42, 659,048.33 and 273,690.95

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Solution

The fourth proportional to 477,503.42, 659,048.33 and 273,690.95 is: 377,747.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,503.42 : 659,048.33 = 273,690.95 : x
  2. Step 2: Convert to fraction form
    477,503.42/659,048.33 = 273,690.95/x
  3. Step 3: Cross multiply
    477,503.42x = 659,048.33 × 273,690.95
  4. Step 4: Simplify right side
    477,503.42x = 180,375,560,922.60
  5. Step 5: Solve for x
    x = 180,375,560,922.60/477,503.42
  6. Step 6: Final answer
    x = 377,747.16

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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.