Home / 301,218.20-451,827.30-165,915.80

Finding the Fourth Proportional to 301,218.20, 451,827.30 and 165,915.80

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Solution

The fourth proportional to 301,218.20, 451,827.30 and 165,915.80 is: 248,873.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,218.20 : 451,827.30 = 165,915.80 : x
  2. Step 2: Convert to fraction form
    301,218.20/451,827.30 = 165,915.80/x
  3. Step 3: Cross multiply
    301,218.20x = 451,827.30 × 165,915.80
  4. Step 4: Simplify right side
    301,218.20x = 74,965,287,941.34
  5. Step 5: Solve for x
    x = 74,965,287,941.34/301,218.20
  6. Step 6: Final answer
    x = 248,873.70

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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.