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Finding the Fourth Proportional to 292.06, 437.68 and 210.52

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Solution

The fourth proportional to 292.06, 437.68 and 210.52 is: 315.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    292.06 : 437.68 = 210.52 : x
  2. Step 2: Convert to fraction form
    292.06/437.68 = 210.52/x
  3. Step 3: Cross multiply
    292.06x = 437.68 × 210.52
  4. Step 4: Simplify right side
    292.06x = 92,137.15
  5. Step 5: Solve for x
    x = 92,137.15/292.06
  6. Step 6: Final answer
    x = 315.48

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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.