Home / 808,467.03-1,212,182.13-335,478.87

Finding the Fourth Proportional to 808,467.03, 1,212,182.13 and 335,478.87

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Solution

The fourth proportional to 808,467.03, 1,212,182.13 and 335,478.87 is: 503,003.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,467.03 : 1,212,182.13 = 335,478.87 : x
  2. Step 2: Convert to fraction form
    808,467.03/1,212,182.13 = 335,478.87/x
  3. Step 3: Cross multiply
    808,467.03x = 1,212,182.13 × 335,478.87
  4. Step 4: Simplify right side
    808,467.03x = 406,661,491,206.59
  5. Step 5: Solve for x
    x = 406,661,491,206.59/808,467.03
  6. Step 6: Final answer
    x = 503,003.19

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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.