Home / 1,730.31-2,595.58-497.69

Finding the Fourth Proportional to 1,730.31, 2,595.58 and 497.69

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Solution

The fourth proportional to 1,730.31, 2,595.58 and 497.69 is: 746.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730.31 : 2,595.58 = 497.69 : x
  2. Step 2: Convert to fraction form
    1,730.31/2,595.58 = 497.69/x
  3. Step 3: Cross multiply
    1,730.31x = 2,595.58 × 497.69
  4. Step 4: Simplify right side
    1,730.31x = 1,291,789.72
  5. Step 5: Solve for x
    x = 1,291,789.72/1,730.31
  6. Step 6: Final answer
    x = 746.57

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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.