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Finding the Fourth Proportional to 882,809.63, 1,324,229.82 and 243,110.08

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Solution

The fourth proportional to 882,809.63, 1,324,229.82 and 243,110.08 is: 364,669.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,809.63 : 1,324,229.82 = 243,110.08 : x
  2. Step 2: Convert to fraction form
    882,809.63/1,324,229.82 = 243,110.08/x
  3. Step 3: Cross multiply
    882,809.63x = 1,324,229.82 × 243,110.08
  4. Step 4: Simplify right side
    882,809.63x = 321,933,621,946.61
  5. Step 5: Solve for x
    x = 321,933,621,946.61/882,809.63
  6. Step 6: Final answer
    x = 364,669.36

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Double scale
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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.