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Finding the Fourth Proportional to 598.53, 897.89 and 208.65

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Solution

The fourth proportional to 598.53, 897.89 and 208.65 is: 313.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.53 : 897.89 = 208.65 : x
  2. Step 2: Convert to fraction form
    598.53/897.89 = 208.65/x
  3. Step 3: Cross multiply
    598.53x = 897.89 × 208.65
  4. Step 4: Simplify right side
    598.53x = 187,343.71
  5. Step 5: Solve for x
    x = 187,343.71/598.53
  6. Step 6: Final answer
    x = 313.01

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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.