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Finding the Fourth Proportional to 458.92, 632.91 and 364.96

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Solution

The fourth proportional to 458.92, 632.91 and 364.96 is: 503.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    458.92 : 632.91 = 364.96 : x
  2. Step 2: Convert to fraction form
    458.92/632.91 = 364.96/x
  3. Step 3: Cross multiply
    458.92x = 632.91 × 364.96
  4. Step 4: Simplify right side
    458.92x = 230,986.83
  5. Step 5: Solve for x
    x = 230,986.83/458.92
  6. Step 6: Final answer
    x = 503.33

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1.5x scale

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.