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Finding the Fourth Proportional to 348.02, 525.30 and 348.02

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Solution

The fourth proportional to 348.02, 525.30 and 348.02 is: 525.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    348.02 : 525.30 = 348.02 : x
  2. Step 2: Convert to fraction form
    348.02/525.30 = 348.02/x
  3. Step 3: Cross multiply
    348.02x = 525.30 × 348.02
  4. Step 4: Simplify right side
    348.02x = 182,814.91
  5. Step 5: Solve for x
    x = 182,814.91/348.02
  6. Step 6: Final answer
    x = 525.30

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.