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Finding the Fourth Proportional to 1,073.03, 1,608.98 and 524.79

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Solution

The fourth proportional to 1,073.03, 1,608.98 and 524.79 is: 786.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073.03 : 1,608.98 = 524.79 : x
  2. Step 2: Convert to fraction form
    1,073.03/1,608.98 = 524.79/x
  3. Step 3: Cross multiply
    1,073.03x = 1,608.98 × 524.79
  4. Step 4: Simplify right side
    1,073.03x = 844,373.99
  5. Step 5: Solve for x
    x = 844,373.99/1,073.03
  6. Step 6: Final answer
    x = 786.91

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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.