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Finding the Fourth Proportional to 374.37, 562.50 and 348.90

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Solution

The fourth proportional to 374.37, 562.50 and 348.90 is: 524.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    374.37 : 562.50 = 348.90 : x
  2. Step 2: Convert to fraction form
    374.37/562.50 = 348.90/x
  3. Step 3: Cross multiply
    374.37x = 562.50 × 348.90
  4. Step 4: Simplify right side
    374.37x = 196,256.25
  5. Step 5: Solve for x
    x = 196,256.25/374.37
  6. Step 6: Final answer
    x = 524.23

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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.