Home / 882,844.60-1,324,266.90-321,897.40

Finding the Fourth Proportional to 882,844.60, 1,324,266.90 and 321,897.40

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Solution

The fourth proportional to 882,844.60, 1,324,266.90 and 321,897.40 is: 482,846.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,844.60 : 1,324,266.90 = 321,897.40 : x
  2. Step 2: Convert to fraction form
    882,844.60/1,324,266.90 = 321,897.40/x
  3. Step 3: Cross multiply
    882,844.60x = 1,324,266.90 × 321,897.40
  4. Step 4: Simplify right side
    882,844.60x = 426,278,072,016.06
  5. Step 5: Solve for x
    x = 426,278,072,016.06/882,844.60
  6. Step 6: Final answer
    x = 482,846.10

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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.