Home / 1,548.08-2,321.59-623.41

Finding the Fourth Proportional to 1,548.08, 2,321.59 and 623.41

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Solution

The fourth proportional to 1,548.08, 2,321.59 and 623.41 is: 934.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,548.08 : 2,321.59 = 623.41 : x
  2. Step 2: Convert to fraction form
    1,548.08/2,321.59 = 623.41/x
  3. Step 3: Cross multiply
    1,548.08x = 2,321.59 × 623.41
  4. Step 4: Simplify right side
    1,548.08x = 1,447,302.42
  5. Step 5: Solve for x
    x = 1,447,302.42/1,548.08
  6. Step 6: Final answer
    x = 934.90

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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.