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Finding the Fourth Proportional to 636.84, 957.06 and 593.10

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Solution

The fourth proportional to 636.84, 957.06 and 593.10 is: 891.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    636.84 : 957.06 = 593.10 : x
  2. Step 2: Convert to fraction form
    636.84/957.06 = 593.10/x
  3. Step 3: Cross multiply
    636.84x = 957.06 × 593.10
  4. Step 4: Simplify right side
    636.84x = 567,632.29
  5. Step 5: Solve for x
    x = 567,632.29/636.84
  6. Step 6: Final answer
    x = 891.33

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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.