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Finding the Fourth Proportional to 556.50, 832.77 and 525.27

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Solution

The fourth proportional to 556.50, 832.77 and 525.27 is: 786.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    556.50 : 832.77 = 525.27 : x
  2. Step 2: Convert to fraction form
    556.50/832.77 = 525.27/x
  3. Step 3: Cross multiply
    556.50x = 832.77 × 525.27
  4. Step 4: Simplify right side
    556.50x = 437,429.10
  5. Step 5: Solve for x
    x = 437,429.10/556.50
  6. Step 6: Final answer
    x = 786.04

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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.