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Finding the Fourth Proportional to 636,243.84, 952,288.74 and 467,719.56

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Solution

The fourth proportional to 636,243.84, 952,288.74 and 467,719.56 is: 700,052.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,243.84 : 952,288.74 = 467,719.56 : x
  2. Step 2: Convert to fraction form
    636,243.84/952,288.74 = 467,719.56/x
  3. Step 3: Cross multiply
    636,243.84x = 952,288.74 × 467,719.56
  4. Step 4: Simplify right side
    636,243.84x = 445,404,070,465.75
  5. Step 5: Solve for x
    x = 445,404,070,465.75/636,243.84
  6. Step 6: Final answer
    x = 700,052.47

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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.