Home / 671,227.20-1,006,840.80-227,995.20

Finding the Fourth Proportional to 671,227.20, 1,006,840.80 and 227,995.20

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Solution

The fourth proportional to 671,227.20, 1,006,840.80 and 227,995.20 is: 341,992.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,227.20 : 1,006,840.80 = 227,995.20 : x
  2. Step 2: Convert to fraction form
    671,227.20/1,006,840.80 = 227,995.20/x
  3. Step 3: Cross multiply
    671,227.20x = 1,006,840.80 × 227,995.20
  4. Step 4: Simplify right side
    671,227.20x = 229,554,869,564.16
  5. Step 5: Solve for x
    x = 229,554,869,564.16/671,227.20
  6. Step 6: Final answer
    x = 341,992.80

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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.