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Finding the Fourth Proportional to 359.60, 536.80 and 335.56

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Solution

The fourth proportional to 359.60, 536.80 and 335.56 is: 500.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    359.60 : 536.80 = 335.56 : x
  2. Step 2: Convert to fraction form
    359.60/536.80 = 335.56/x
  3. Step 3: Cross multiply
    359.60x = 536.80 × 335.56
  4. Step 4: Simplify right side
    359.60x = 180,128.61
  5. Step 5: Solve for x
    x = 180,128.61/359.60
  6. Step 6: Final answer
    x = 500.91

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.