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Finding the Fourth Proportional to 631.84, 948.36 and 592.05

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Solution

The fourth proportional to 631.84, 948.36 and 592.05 is: 888.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    631.84 : 948.36 = 592.05 : x
  2. Step 2: Convert to fraction form
    631.84/948.36 = 592.05/x
  3. Step 3: Cross multiply
    631.84x = 948.36 × 592.05
  4. Step 4: Simplify right side
    631.84x = 561,476.54
  5. Step 5: Solve for x
    x = 561,476.54/631.84
  6. Step 6: Final answer
    x = 888.64

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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.