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Finding the Fourth Proportional to 529.01, 730.01 and 292.95

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Solution

The fourth proportional to 529.01, 730.01 and 292.95 is: 404.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    529.01 : 730.01 = 292.95 : x
  2. Step 2: Convert to fraction form
    529.01/730.01 = 292.95/x
  3. Step 3: Cross multiply
    529.01x = 730.01 × 292.95
  4. Step 4: Simplify right side
    529.01x = 213,856.43
  5. Step 5: Solve for x
    x = 213,856.43/529.01
  6. Step 6: Final answer
    x = 404.26

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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.