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Finding the Fourth Proportional to 490,182.20, 735,902.99 and 377,933.72

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Solution

The fourth proportional to 490,182.20, 735,902.99 and 377,933.72 is: 567,386.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,182.20 : 735,902.99 = 377,933.72 : x
  2. Step 2: Convert to fraction form
    490,182.20/735,902.99 = 377,933.72/x
  3. Step 3: Cross multiply
    490,182.20x = 735,902.99 × 377,933.72
  4. Step 4: Simplify right side
    490,182.20x = 278,122,550,417.89
  5. Step 5: Solve for x
    x = 278,122,550,417.89/490,182.20
  6. Step 6: Final answer
    x = 567,386.07

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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.