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Finding the Fourth Proportional to 898.04, 1,347.06 and 533.14

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Solution

The fourth proportional to 898.04, 1,347.06 and 533.14 is: 799.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    898.04 : 1,347.06 = 533.14 : x
  2. Step 2: Convert to fraction form
    898.04/1,347.06 = 533.14/x
  3. Step 3: Cross multiply
    898.04x = 1,347.06 × 533.14
  4. Step 4: Simplify right side
    898.04x = 718,170.20
  5. Step 5: Solve for x
    x = 718,170.20/898.04
  6. Step 6: Final answer
    x = 799.71

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Double scale
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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.