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Finding the Fourth Proportional to 590.75, 886.73 and 298.47

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Solution

The fourth proportional to 590.75, 886.73 and 298.47 is: 448.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.75 : 886.73 = 298.47 : x
  2. Step 2: Convert to fraction form
    590.75/886.73 = 298.47/x
  3. Step 3: Cross multiply
    590.75x = 886.73 × 298.47
  4. Step 4: Simplify right side
    590.75x = 264,660.81
  5. Step 5: Solve for x
    x = 264,660.81/590.75
  6. Step 6: Final answer
    x = 448.01

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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.