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Finding the Fourth Proportional to 373.37, 515.14 and 242.46

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Solution

The fourth proportional to 373.37, 515.14 and 242.46 is: 334.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.37 : 515.14 = 242.46 : x
  2. Step 2: Convert to fraction form
    373.37/515.14 = 242.46/x
  3. Step 3: Cross multiply
    373.37x = 515.14 × 242.46
  4. Step 4: Simplify right side
    373.37x = 124,900.24
  5. Step 5: Solve for x
    x = 124,900.24/373.37
  6. Step 6: Final answer
    x = 334.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.