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Finding the Fourth Proportional to 501.94, 692.67 and 292.24

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Solution

The fourth proportional to 501.94, 692.67 and 292.24 is: 403.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    501.94 : 692.67 = 292.24 : x
  2. Step 2: Convert to fraction form
    501.94/692.67 = 292.24/x
  3. Step 3: Cross multiply
    501.94x = 692.67 × 292.24
  4. Step 4: Simplify right side
    501.94x = 202,425.88
  5. Step 5: Solve for x
    x = 202,425.88/501.94
  6. Step 6: Final answer
    x = 403.29

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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.