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Finding the Fourth Proportional to 496,302.32, 744,437.89 and 273,065.95

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Solution

The fourth proportional to 496,302.32, 744,437.89 and 273,065.95 is: 409,590.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,302.32 : 744,437.89 = 273,065.95 : x
  2. Step 2: Convert to fraction form
    496,302.32/744,437.89 = 273,065.95/x
  3. Step 3: Cross multiply
    496,302.32x = 744,437.89 × 273,065.95
  4. Step 4: Simplify right side
    496,302.32x = 203,280,640,920.73
  5. Step 5: Solve for x
    x = 203,280,640,920.73/496,302.32
  6. Step 6: Final answer
    x = 409,590.35

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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.