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Finding the Fourth Proportional to 1,730.36, 2,595.69 and 497.87

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Solution

The fourth proportional to 1,730.36, 2,595.69 and 497.87 is: 746.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730.36 : 2,595.69 = 497.87 : x
  2. Step 2: Convert to fraction form
    1,730.36/2,595.69 = 497.87/x
  3. Step 3: Cross multiply
    1,730.36x = 2,595.69 × 497.87
  4. Step 4: Simplify right side
    1,730.36x = 1,292,316.18
  5. Step 5: Solve for x
    x = 1,292,316.18/1,730.36
  6. Step 6: Final answer
    x = 746.85

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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.