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Finding the Fourth Proportional to 1,716.30, 2,574.15 and 562.05

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Solution

The fourth proportional to 1,716.30, 2,574.15 and 562.05 is: 842.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716.30 : 2,574.15 = 562.05 : x
  2. Step 2: Convert to fraction form
    1,716.30/2,574.15 = 562.05/x
  3. Step 3: Cross multiply
    1,716.30x = 2,574.15 × 562.05
  4. Step 4: Simplify right side
    1,716.30x = 1,446,801.01
  5. Step 5: Solve for x
    x = 1,446,801.01/1,716.30
  6. Step 6: Final answer
    x = 842.98

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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.