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Finding the Fourth Proportional to 650.63, 975.95 and 571.35

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Solution

The fourth proportional to 650.63, 975.95 and 571.35 is: 857.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    650.63 : 975.95 = 571.35 : x
  2. Step 2: Convert to fraction form
    650.63/975.95 = 571.35/x
  3. Step 3: Cross multiply
    650.63x = 975.95 × 571.35
  4. Step 4: Simplify right side
    650.63x = 557,611.98
  5. Step 5: Solve for x
    x = 557,611.98/650.63
  6. Step 6: Final answer
    x = 857.03

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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.