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Finding the Fourth Proportional to 536.13, 803.48 and 304.93

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Solution

The fourth proportional to 536.13, 803.48 and 304.93 is: 456.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    536.13 : 803.48 = 304.93 : x
  2. Step 2: Convert to fraction form
    536.13/803.48 = 304.93/x
  3. Step 3: Cross multiply
    536.13x = 803.48 × 304.93
  4. Step 4: Simplify right side
    536.13x = 245,001.62
  5. Step 5: Solve for x
    x = 245,001.62/536.13
  6. Step 6: Final answer
    x = 456.98

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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.