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Finding the Fourth Proportional to 566.70, 777.08 and 547.17

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Solution

The fourth proportional to 566.70, 777.08 and 547.17 is: 750.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.70 : 777.08 = 547.17 : x
  2. Step 2: Convert to fraction form
    566.70/777.08 = 547.17/x
  3. Step 3: Cross multiply
    566.70x = 777.08 × 547.17
  4. Step 4: Simplify right side
    566.70x = 425,192.13
  5. Step 5: Solve for x
    x = 425,192.13/566.70
  6. Step 6: Final answer
    x = 750.29

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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.