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Finding the Fourth Proportional to 590.94, 810.23 and 548.28

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Solution

The fourth proportional to 590.94, 810.23 and 548.28 is: 751.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.94 : 810.23 = 548.28 : x
  2. Step 2: Convert to fraction form
    590.94/810.23 = 548.28/x
  3. Step 3: Cross multiply
    590.94x = 810.23 × 548.28
  4. Step 4: Simplify right side
    590.94x = 444,230.16
  5. Step 5: Solve for x
    x = 444,230.16/590.94
  6. Step 6: Final answer
    x = 751.73

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.