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Finding the Fourth Proportional to 506.04, 755.34 and 469.89

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Solution

The fourth proportional to 506.04, 755.34 and 469.89 is: 701.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    506.04 : 755.34 = 469.89 : x
  2. Step 2: Convert to fraction form
    506.04/755.34 = 469.89/x
  3. Step 3: Cross multiply
    506.04x = 755.34 × 469.89
  4. Step 4: Simplify right side
    506.04x = 354,926.71
  5. Step 5: Solve for x
    x = 354,926.71/506.04
  6. Step 6: Final answer
    x = 701.38

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.