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Finding the Fourth Proportional to 651.01, 980.96 and 537.94

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Solution

The fourth proportional to 651.01, 980.96 and 537.94 is: 810.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    651.01 : 980.96 = 537.94 : x
  2. Step 2: Convert to fraction form
    651.01/980.96 = 537.94/x
  3. Step 3: Cross multiply
    651.01x = 980.96 × 537.94
  4. Step 4: Simplify right side
    651.01x = 527,699.18
  5. Step 5: Solve for x
    x = 527,699.18/651.01
  6. Step 6: Final answer
    x = 810.58

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.