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Finding the Fourth Proportional to 522.93, 719.99 and 444.09

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Solution

The fourth proportional to 522.93, 719.99 and 444.09 is: 611.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    522.93 : 719.99 = 444.09 : x
  2. Step 2: Convert to fraction form
    522.93/719.99 = 444.09/x
  3. Step 3: Cross multiply
    522.93x = 719.99 × 444.09
  4. Step 4: Simplify right side
    522.93x = 319,740.36
  5. Step 5: Solve for x
    x = 319,740.36/522.93
  6. Step 6: Final answer
    x = 611.44

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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.