Home / 452,442.53-678,747.20-148,853.75

Finding the Fourth Proportional to 452,442.53, 678,747.20 and 148,853.75

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Solution

The fourth proportional to 452,442.53, 678,747.20 and 148,853.75 is: 223,308.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,442.53 : 678,747.20 = 148,853.75 : x
  2. Step 2: Convert to fraction form
    452,442.53/678,747.20 = 148,853.75/x
  3. Step 3: Cross multiply
    452,442.53x = 678,747.20 × 148,853.75
  4. Step 4: Simplify right side
    452,442.53x = 101,034,061,884.00
  5. Step 5: Solve for x
    x = 101,034,061,884.00/452,442.53
  6. Step 6: Final answer
    x = 223,308.06

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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.