Home / 1,507.44-2,260.92-411.89

Finding the Fourth Proportional to 1,507.44, 2,260.92 and 411.89

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Solution

The fourth proportional to 1,507.44, 2,260.92 and 411.89 is: 617.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507.44 : 2,260.92 = 411.89 : x
  2. Step 2: Convert to fraction form
    1,507.44/2,260.92 = 411.89/x
  3. Step 3: Cross multiply
    1,507.44x = 2,260.92 × 411.89
  4. Step 4: Simplify right side
    1,507.44x = 931,250.34
  5. Step 5: Solve for x
    x = 931,250.34/1,507.44
  6. Step 6: Final answer
    x = 617.77

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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.