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Finding the Fourth Proportional to 804.62, 1,110.18 and 473.06

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Solution

The fourth proportional to 804.62, 1,110.18 and 473.06 is: 652.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    804.62 : 1,110.18 = 473.06 : x
  2. Step 2: Convert to fraction form
    804.62/1,110.18 = 473.06/x
  3. Step 3: Cross multiply
    804.62x = 1,110.18 × 473.06
  4. Step 4: Simplify right side
    804.62x = 525,181.75
  5. Step 5: Solve for x
    x = 525,181.75/804.62
  6. Step 6: Final answer
    x = 652.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.