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Finding the Fourth Proportional to 404,104.96, 606,393.75 and 224,341.75

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Solution

The fourth proportional to 404,104.96, 606,393.75 and 224,341.75 is: 336,643.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,104.96 : 606,393.75 = 224,341.75 : x
  2. Step 2: Convert to fraction form
    404,104.96/606,393.75 = 224,341.75/x
  3. Step 3: Cross multiply
    404,104.96x = 606,393.75 × 224,341.75
  4. Step 4: Simplify right side
    404,104.96x = 136,039,435,064.06
  5. Step 5: Solve for x
    x = 136,039,435,064.06/404,104.96
  6. Step 6: Final answer
    x = 336,643.81

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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.