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Finding the Fourth Proportional to 604, 906 and 573.24

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Solution

The fourth proportional to 604, 906 and 573.24 is: 859.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    604 : 906 = 573.24 : x
  2. Step 2: Convert to fraction form
    604/906 = 573.24/x
  3. Step 3: Cross multiply
    604x = 906 × 573.24
  4. Step 4: Simplify right side
    604x = 519,355.44
  5. Step 5: Solve for x
    x = 519,355.44/604
  6. Step 6: Final answer
    x = 859.86

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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.