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Finding the Fourth Proportional to 450,758.67, 622,044.70 and 246,805.89

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Solution

The fourth proportional to 450,758.67, 622,044.70 and 246,805.89 is: 340,590.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,758.67 : 622,044.70 = 246,805.89 : x
  2. Step 2: Convert to fraction form
    450,758.67/622,044.70 = 246,805.89/x
  3. Step 3: Cross multiply
    450,758.67x = 622,044.70 × 246,805.89
  4. Step 4: Simplify right side
    450,758.67x = 153,524,292,853.60
  5. Step 5: Solve for x
    x = 153,524,292,853.60/450,758.67
  6. Step 6: Final answer
    x = 340,590.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.