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Finding the Fourth Proportional to 587.46, 811.04 and 410.53

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Solution

The fourth proportional to 587.46, 811.04 and 410.53 is: 566.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    587.46 : 811.04 = 410.53 : x
  2. Step 2: Convert to fraction form
    587.46/811.04 = 410.53/x
  3. Step 3: Cross multiply
    587.46x = 811.04 × 410.53
  4. Step 4: Simplify right side
    587.46x = 332,952.17
  5. Step 5: Solve for x
    x = 332,952.17/587.46
  6. Step 6: Final answer
    x = 566.77

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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.