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Finding the Fourth Proportional to 536.36, 803.64 and 373.52

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Solution

The fourth proportional to 536.36, 803.64 and 373.52 is: 559.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    536.36 : 803.64 = 373.52 : x
  2. Step 2: Convert to fraction form
    536.36/803.64 = 373.52/x
  3. Step 3: Cross multiply
    536.36x = 803.64 × 373.52
  4. Step 4: Simplify right side
    536.36x = 300,175.61
  5. Step 5: Solve for x
    x = 300,175.61/536.36
  6. Step 6: Final answer
    x = 559.65

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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.