Home / 488,747.64-733,094.42-133,736.20

Finding the Fourth Proportional to 488,747.64, 733,094.42 and 133,736.20

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Solution

The fourth proportional to 488,747.64, 733,094.42 and 133,736.20 is: 200,596.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,747.64 : 733,094.42 = 133,736.20 : x
  2. Step 2: Convert to fraction form
    488,747.64/733,094.42 = 133,736.20/x
  3. Step 3: Cross multiply
    488,747.64x = 733,094.42 × 133,736.20
  4. Step 4: Simplify right side
    488,747.64x = 98,041,261,972.00
  5. Step 5: Solve for x
    x = 98,041,261,972.00/488,747.64
  6. Step 6: Final answer
    x = 200,596.90

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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.