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Finding the Fourth Proportional to 536.06, 807.69 and 484.76

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Solution

The fourth proportional to 536.06, 807.69 and 484.76 is: 730.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    536.06 : 807.69 = 484.76 : x
  2. Step 2: Convert to fraction form
    536.06/807.69 = 484.76/x
  3. Step 3: Cross multiply
    536.06x = 807.69 × 484.76
  4. Step 4: Simplify right side
    536.06x = 391,529.95
  5. Step 5: Solve for x
    x = 391,529.95/536.06
  6. Step 6: Final answer
    x = 730.39

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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.