Home / 739,554.75-1,109,335.35-234,118.20

Finding the Fourth Proportional to 739,554.75, 1,109,335.35 and 234,118.20

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Solution

The fourth proportional to 739,554.75, 1,109,335.35 and 234,118.20 is: 351,178.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,554.75 : 1,109,335.35 = 234,118.20 : x
  2. Step 2: Convert to fraction form
    739,554.75/1,109,335.35 = 234,118.20/x
  3. Step 3: Cross multiply
    739,554.75x = 1,109,335.35 × 234,118.20
  4. Step 4: Simplify right side
    739,554.75x = 259,715,595,338.37
  5. Step 5: Solve for x
    x = 259,715,595,338.37/739,554.75
  6. Step 6: Final answer
    x = 351,178.32

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Half scale
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Double scale
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Similar ratio
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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.