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Finding the Fourth Proportional to 558.52, 833.03 and 526.84

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Solution

The fourth proportional to 558.52, 833.03 and 526.84 is: 785.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    558.52 : 833.03 = 526.84 : x
  2. Step 2: Convert to fraction form
    558.52/833.03 = 526.84/x
  3. Step 3: Cross multiply
    558.52x = 833.03 × 526.84
  4. Step 4: Simplify right side
    558.52x = 438,873.53
  5. Step 5: Solve for x
    x = 438,873.53/558.52
  6. Step 6: Final answer
    x = 785.78

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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.