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Finding the Fourth Proportional to 461.88, 692.01 and 452.16

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Solution

The fourth proportional to 461.88, 692.01 and 452.16 is: 677.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    461.88 : 692.01 = 452.16 : x
  2. Step 2: Convert to fraction form
    461.88/692.01 = 452.16/x
  3. Step 3: Cross multiply
    461.88x = 692.01 × 452.16
  4. Step 4: Simplify right side
    461.88x = 312,899.24
  5. Step 5: Solve for x
    x = 312,899.24/461.88
  6. Step 6: Final answer
    x = 677.45

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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.