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Finding the Fourth Proportional to 498,700.98, 747,835.07 and 273,994.02

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Solution

The fourth proportional to 498,700.98, 747,835.07 and 273,994.02 is: 410,872.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,700.98 : 747,835.07 = 273,994.02 : x
  2. Step 2: Convert to fraction form
    498,700.98/747,835.07 = 273,994.02/x
  3. Step 3: Cross multiply
    498,700.98x = 747,835.07 × 273,994.02
  4. Step 4: Simplify right side
    498,700.98x = 204,902,335,756.31
  5. Step 5: Solve for x
    x = 204,902,335,756.31/498,700.98
  6. Step 6: Final answer
    x = 410,872.13

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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.