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Finding the Fourth Proportional to 1,730.35, 2,595.49 and 560.38

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Solution

The fourth proportional to 1,730.35, 2,595.49 and 560.38 is: 840.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730.35 : 2,595.49 = 560.38 : x
  2. Step 2: Convert to fraction form
    1,730.35/2,595.49 = 560.38/x
  3. Step 3: Cross multiply
    1,730.35x = 2,595.49 × 560.38
  4. Step 4: Simplify right side
    1,730.35x = 1,454,453.52
  5. Step 5: Solve for x
    x = 1,454,453.52/1,730.35
  6. Step 6: Final answer
    x = 840.56

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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.