Home / 1,030.91-1,546.05-300.25

Finding the Fourth Proportional to 1,030.91, 1,546.05 and 300.25

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Solution

The fourth proportional to 1,030.91, 1,546.05 and 300.25 is: 450.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030.91 : 1,546.05 = 300.25 : x
  2. Step 2: Convert to fraction form
    1,030.91/1,546.05 = 300.25/x
  3. Step 3: Cross multiply
    1,030.91x = 1,546.05 × 300.25
  4. Step 4: Simplify right side
    1,030.91x = 464,204.57
  5. Step 5: Solve for x
    x = 464,204.57/1,030.91
  6. Step 6: Final answer
    x = 450.29

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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.