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Finding the Fourth Proportional to 846.17, 1,167.71 and 473.15

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Solution

The fourth proportional to 846.17, 1,167.71 and 473.15 is: 652.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    846.17 : 1,167.71 = 473.15 : x
  2. Step 2: Convert to fraction form
    846.17/1,167.71 = 473.15/x
  3. Step 3: Cross multiply
    846.17x = 1,167.71 × 473.15
  4. Step 4: Simplify right side
    846.17x = 552,499.94
  5. Step 5: Solve for x
    x = 552,499.94/846.17
  6. Step 6: Final answer
    x = 652.94

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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.