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Finding the Fourth Proportional to 586.93, 809.93 and 324.92

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Solution

The fourth proportional to 586.93, 809.93 and 324.92 is: 448.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    586.93 : 809.93 = 324.92 : x
  2. Step 2: Convert to fraction form
    586.93/809.93 = 324.92/x
  3. Step 3: Cross multiply
    586.93x = 809.93 × 324.92
  4. Step 4: Simplify right side
    586.93x = 263,165.29
  5. Step 5: Solve for x
    x = 263,165.29/586.93
  6. Step 6: Final answer
    x = 448.38

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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.