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Finding the Fourth Proportional to 348.04, 522.22 and 245.32

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Solution

The fourth proportional to 348.04, 522.22 and 245.32 is: 368.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    348.04 : 522.22 = 245.32 : x
  2. Step 2: Convert to fraction form
    348.04/522.22 = 245.32/x
  3. Step 3: Cross multiply
    348.04x = 522.22 × 245.32
  4. Step 4: Simplify right side
    348.04x = 128,111.01
  5. Step 5: Solve for x
    x = 128,111.01/348.04
  6. Step 6: Final answer
    x = 368.09

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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.