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Finding the Fourth Proportional to 370.12, 555.06 and 175.06

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Solution

The fourth proportional to 370.12, 555.06 and 175.06 is: 262.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    370.12 : 555.06 = 175.06 : x
  2. Step 2: Convert to fraction form
    370.12/555.06 = 175.06/x
  3. Step 3: Cross multiply
    370.12x = 555.06 × 175.06
  4. Step 4: Simplify right side
    370.12x = 97,168.80
  5. Step 5: Solve for x
    x = 97,168.80/370.12
  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.