Home / 1,546.02-2,318.78-450.15

Finding the Fourth Proportional to 1,546.02, 2,318.78 and 450.15

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Solution

The fourth proportional to 1,546.02, 2,318.78 and 450.15 is: 675.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,546.02 : 2,318.78 = 450.15 : x
  2. Step 2: Convert to fraction form
    1,546.02/2,318.78 = 450.15/x
  3. Step 3: Cross multiply
    1,546.02x = 2,318.78 × 450.15
  4. Step 4: Simplify right side
    1,546.02x = 1,043,798.82
  5. Step 5: Solve for x
    x = 1,043,798.82/1,546.02
  6. Step 6: Final answer
    x = 675.15

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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.