Home / 488,702.73-674,428.02-273,834.84

Finding the Fourth Proportional to 488,702.73, 674,428.02 and 273,834.84

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Solution

The fourth proportional to 488,702.73, 674,428.02 and 273,834.84 is: 377,902.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,702.73 : 674,428.02 = 273,834.84 : x
  2. Step 2: Convert to fraction form
    488,702.73/674,428.02 = 273,834.84/x
  3. Step 3: Cross multiply
    488,702.73x = 674,428.02 × 273,834.84
  4. Step 4: Simplify right side
    488,702.73x = 184,681,891,990.76
  5. Step 5: Solve for x
    x = 184,681,891,990.76/488,702.73
  6. Step 6: Final answer
    x = 377,902.31

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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.