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Finding the Fourth Proportional to 1,197.02, 1,795.48 and 375.28

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Solution

The fourth proportional to 1,197.02, 1,795.48 and 375.28 is: 562.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197.02 : 1,795.48 = 375.28 : x
  2. Step 2: Convert to fraction form
    1,197.02/1,795.48 = 375.28/x
  3. Step 3: Cross multiply
    1,197.02x = 1,795.48 × 375.28
  4. Step 4: Simplify right side
    1,197.02x = 673,802.31
  5. Step 5: Solve for x
    x = 673,802.31/1,197.02
  6. Step 6: Final answer
    x = 562.90

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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.