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Finding the Fourth Proportional to 554.10, 831.24 and 246.06

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Solution

The fourth proportional to 554.10, 831.24 and 246.06 is: 369.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    554.10 : 831.24 = 246.06 : x
  2. Step 2: Convert to fraction form
    554.10/831.24 = 246.06/x
  3. Step 3: Cross multiply
    554.10x = 831.24 × 246.06
  4. Step 4: Simplify right side
    554.10x = 204,534.91
  5. Step 5: Solve for x
    x = 204,534.91/554.10
  6. Step 6: Final answer
    x = 369.13

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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.