Home / 305,884.20-458,826.30-165,916.20

Finding the Fourth Proportional to 305,884.20, 458,826.30 and 165,916.20

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Solution

The fourth proportional to 305,884.20, 458,826.30 and 165,916.20 is: 248,874.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,884.20 : 458,826.30 = 165,916.20 : x
  2. Step 2: Convert to fraction form
    305,884.20/458,826.30 = 165,916.20/x
  3. Step 3: Cross multiply
    305,884.20x = 458,826.30 × 165,916.20
  4. Step 4: Simplify right side
    305,884.20x = 76,126,716,156.06
  5. Step 5: Solve for x
    x = 76,126,716,156.06/305,884.20
  6. Step 6: Final answer
    x = 248,874.30

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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.