Home / 882,753.20-1,324,129.80-243,055.70

Finding the Fourth Proportional to 882,753.20, 1,324,129.80 and 243,055.70

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Solution

The fourth proportional to 882,753.20, 1,324,129.80 and 243,055.70 is: 364,583.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,753.20 : 1,324,129.80 = 243,055.70 : x
  2. Step 2: Convert to fraction form
    882,753.20/1,324,129.80 = 243,055.70/x
  3. Step 3: Cross multiply
    882,753.20x = 1,324,129.80 × 243,055.70
  4. Step 4: Simplify right side
    882,753.20x = 321,837,295,429.86
  5. Step 5: Solve for x
    x = 321,837,295,429.86/882,753.20
  6. Step 6: Final answer
    x = 364,583.55

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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.