Home / 1,548.06-2,322.45-452.40

Finding the Fourth Proportional to 1,548.06, 2,322.45 and 452.40

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Solution

The fourth proportional to 1,548.06, 2,322.45 and 452.40 is: 678.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,548.06 : 2,322.45 = 452.40 : x
  2. Step 2: Convert to fraction form
    1,548.06/2,322.45 = 452.40/x
  3. Step 3: Cross multiply
    1,548.06x = 2,322.45 × 452.40
  4. Step 4: Simplify right side
    1,548.06x = 1,050,676.38
  5. Step 5: Solve for x
    x = 1,050,676.38/1,548.06
  6. Step 6: Final answer
    x = 678.71

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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.