Home / 739,451.14-1,109,091.03-207,014.74

Finding the Fourth Proportional to 739,451.14, 1,109,091.03 and 207,014.74

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Solution

The fourth proportional to 739,451.14, 1,109,091.03 and 207,014.74 is: 310,498.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,451.14 : 1,109,091.03 = 207,014.74 : x
  2. Step 2: Convert to fraction form
    739,451.14/1,109,091.03 = 207,014.74/x
  3. Step 3: Cross multiply
    739,451.14x = 1,109,091.03 × 207,014.74
  4. Step 4: Simplify right side
    739,451.14x = 229,598,191,211.78
  5. Step 5: Solve for x
    x = 229,598,191,211.78/739,451.14
  6. Step 6: Final answer
    x = 310,498.12

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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.