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Finding the Fourth Proportional to 586.41, 881.25 and 404.97

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Solution

The fourth proportional to 586.41, 881.25 and 404.97 is: 608.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    586.41 : 881.25 = 404.97 : x
  2. Step 2: Convert to fraction form
    586.41/881.25 = 404.97/x
  3. Step 3: Cross multiply
    586.41x = 881.25 × 404.97
  4. Step 4: Simplify right side
    586.41x = 356,879.81
  5. Step 5: Solve for x
    x = 356,879.81/586.41
  6. Step 6: Final answer
    x = 608.58

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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.