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Finding the Fourth Proportional to 562.69, 777.26 and 510.29

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Solution

The fourth proportional to 562.69, 777.26 and 510.29 is: 704.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.69 : 777.26 = 510.29 : x
  2. Step 2: Convert to fraction form
    562.69/777.26 = 510.29/x
  3. Step 3: Cross multiply
    562.69x = 777.26 × 510.29
  4. Step 4: Simplify right side
    562.69x = 396,628.31
  5. Step 5: Solve for x
    x = 396,628.31/562.69
  6. Step 6: Final answer
    x = 704.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.