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Finding the Fourth Proportional to 322,555.49, 483,839.88 and 117,383.12

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Solution

The fourth proportional to 322,555.49, 483,839.88 and 117,383.12 is: 176,077.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,555.49 : 483,839.88 = 117,383.12 : x
  2. Step 2: Convert to fraction form
    322,555.49/483,839.88 = 117,383.12/x
  3. Step 3: Cross multiply
    322,555.49x = 483,839.88 × 117,383.12
  4. Step 4: Simplify right side
    322,555.49x = 56,794,634,694.83
  5. Step 5: Solve for x
    x = 56,794,634,694.83/322,555.49
  6. Step 6: Final answer
    x = 176,077.10

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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.