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Finding the Fourth Proportional to 544.99, 812.29 and 514.24

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Solution

The fourth proportional to 544.99, 812.29 and 514.24 is: 766.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.99 : 812.29 = 514.24 : x
  2. Step 2: Convert to fraction form
    544.99/812.29 = 514.24/x
  3. Step 3: Cross multiply
    544.99x = 812.29 × 514.24
  4. Step 4: Simplify right side
    544.99x = 417,712.01
  5. Step 5: Solve for x
    x = 417,712.01/544.99
  6. Step 6: Final answer
    x = 766.46

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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.