Home / 676,538.70-1,014,808.05-227,110.20

Finding the Fourth Proportional to 676,538.70, 1,014,808.05 and 227,110.20

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Solution

The fourth proportional to 676,538.70, 1,014,808.05 and 227,110.20 is: 340,665.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,538.70 : 1,014,808.05 = 227,110.20 : x
  2. Step 2: Convert to fraction form
    676,538.70/1,014,808.05 = 227,110.20/x
  3. Step 3: Cross multiply
    676,538.70x = 1,014,808.05 × 227,110.20
  4. Step 4: Simplify right side
    676,538.70x = 230,473,259,197.11
  5. Step 5: Solve for x
    x = 230,473,259,197.11/676,538.70
  6. Step 6: Final answer
    x = 340,665.30

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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.