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Finding the Fourth Proportional to 572.26, 858.63 and 377.23

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Solution

The fourth proportional to 572.26, 858.63 and 377.23 is: 566.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    572.26 : 858.63 = 377.23 : x
  2. Step 2: Convert to fraction form
    572.26/858.63 = 377.23/x
  3. Step 3: Cross multiply
    572.26x = 858.63 × 377.23
  4. Step 4: Simplify right side
    572.26x = 323,901.13
  5. Step 5: Solve for x
    x = 323,901.13/572.26
  6. Step 6: Final answer
    x = 566.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.