Home / 841.03-1,260.49-450.06

Finding the Fourth Proportional to 841.03, 1,260.49 and 450.06

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Solution

The fourth proportional to 841.03, 1,260.49 and 450.06 is: 674.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    841.03 : 1,260.49 = 450.06 : x
  2. Step 2: Convert to fraction form
    841.03/1,260.49 = 450.06/x
  3. Step 3: Cross multiply
    841.03x = 1,260.49 × 450.06
  4. Step 4: Simplify right side
    841.03x = 567,301.42
  5. Step 5: Solve for x
    x = 567,301.42/841.03
  6. Step 6: Final answer
    x = 674.53

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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.