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Finding the Fourth Proportional to 369.93, 554.90 and 175.02

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Solution

The fourth proportional to 369.93, 554.90 and 175.02 is: 262.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    369.93 : 554.90 = 175.02 : x
  2. Step 2: Convert to fraction form
    369.93/554.90 = 175.02/x
  3. Step 3: Cross multiply
    369.93x = 554.90 × 175.02
  4. Step 4: Simplify right side
    369.93x = 97,116.46
  5. Step 5: Solve for x
    x = 97,116.46/369.93
  6. Step 6: Final answer
    x = 262.53

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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.