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Finding the Fourth Proportional to 1,715.48, 2,573.00 and 604.64

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Solution

The fourth proportional to 1,715.48, 2,573.00 and 604.64 is: 906.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715.48 : 2,573.00 = 604.64 : x
  2. Step 2: Convert to fraction form
    1,715.48/2,573.00 = 604.64/x
  3. Step 3: Cross multiply
    1,715.48x = 2,573.00 × 604.64
  4. Step 4: Simplify right side
    1,715.48x = 1,555,735.70
  5. Step 5: Solve for x
    x = 1,555,735.70/1,715.48
  6. Step 6: Final answer
    x = 906.88

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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.