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Finding the Fourth Proportional to 359.60, 541.50 and 348.84

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Solution

The fourth proportional to 359.60, 541.50 and 348.84 is: 525.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    359.60 : 541.50 = 348.84 : x
  2. Step 2: Convert to fraction form
    359.60/541.50 = 348.84/x
  3. Step 3: Cross multiply
    359.60x = 541.50 × 348.84
  4. Step 4: Simplify right side
    359.60x = 188,892.41
  5. Step 5: Solve for x
    x = 188,892.41/359.60
  6. Step 6: Final answer
    x = 525.28

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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.