Home / 605,618.15-908,556.39-302,175.47

Finding the Fourth Proportional to 605,618.15, 908,556.39 and 302,175.47

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Solution

The fourth proportional to 605,618.15, 908,556.39 and 302,175.47 is: 453,327.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,618.15 : 908,556.39 = 302,175.47 : x
  2. Step 2: Convert to fraction form
    605,618.15/908,556.39 = 302,175.47/x
  3. Step 3: Cross multiply
    605,618.15x = 908,556.39 × 302,175.47
  4. Step 4: Simplify right side
    605,618.15x = 274,543,454,169.75
  5. Step 5: Solve for x
    x = 274,543,454,169.75/605,618.15
  6. Step 6: Final answer
    x = 453,327.65

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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.