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Finding the Fourth Proportional to 572.58, 793.14 and 526.41

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Solution

The fourth proportional to 572.58, 793.14 and 526.41 is: 729.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    572.58 : 793.14 = 526.41 : x
  2. Step 2: Convert to fraction form
    572.58/793.14 = 526.41/x
  3. Step 3: Cross multiply
    572.58x = 793.14 × 526.41
  4. Step 4: Simplify right side
    572.58x = 417,514.85
  5. Step 5: Solve for x
    x = 417,514.85/572.58
  6. Step 6: Final answer
    x = 729.18

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.