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Finding the Fourth Proportional to 333,034.44, 499,318.02 and 122,645.40

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Solution

The fourth proportional to 333,034.44, 499,318.02 and 122,645.40 is: 183,882.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,034.44 : 499,318.02 = 122,645.40 : x
  2. Step 2: Convert to fraction form
    333,034.44/499,318.02 = 122,645.40/x
  3. Step 3: Cross multiply
    333,034.44x = 499,318.02 × 122,645.40
  4. Step 4: Simplify right side
    333,034.44x = 61,239,058,290.11
  5. Step 5: Solve for x
    x = 61,239,058,290.11/333,034.44
  6. Step 6: Final answer
    x = 183,882.06

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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.