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Finding the Fourth Proportional to 650.30, 973.55 and 559.58

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Solution

The fourth proportional to 650.30, 973.55 and 559.58 is: 837.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    650.30 : 973.55 = 559.58 : x
  2. Step 2: Convert to fraction form
    650.30/973.55 = 559.58/x
  3. Step 3: Cross multiply
    650.30x = 973.55 × 559.58
  4. Step 4: Simplify right side
    650.30x = 544,775.64
  5. Step 5: Solve for x
    x = 544,775.64/650.30
  6. Step 6: Final answer
    x = 837.74

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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.