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Finding the Fourth Proportional to 384.84, 575.89 and 246.13

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Solution

The fourth proportional to 384.84, 575.89 and 246.13 is: 368.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    384.84 : 575.89 = 246.13 : x
  2. Step 2: Convert to fraction form
    384.84/575.89 = 246.13/x
  3. Step 3: Cross multiply
    384.84x = 575.89 × 246.13
  4. Step 4: Simplify right side
    384.84x = 141,743.81
  5. Step 5: Solve for x
    x = 141,743.81/384.84
  6. Step 6: Final answer
    x = 368.32

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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.