Home / 739,540.76-1,109,312.01-178,575.26

Finding the Fourth Proportional to 739,540.76, 1,109,312.01 and 178,575.26

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Solution

The fourth proportional to 739,540.76, 1,109,312.01 and 178,575.26 is: 267,863.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,540.76 : 1,109,312.01 = 178,575.26 : x
  2. Step 2: Convert to fraction form
    739,540.76/1,109,312.01 = 178,575.26/x
  3. Step 3: Cross multiply
    739,540.76x = 1,109,312.01 × 178,575.26
  4. Step 4: Simplify right side
    739,540.76x = 198,095,675,060.31
  5. Step 5: Solve for x
    x = 198,095,675,060.31/739,540.76
  6. Step 6: Final answer
    x = 267,863.09

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1.5x scale

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.