Home / 482,921.33-666,434.05-301,738.39

Finding the Fourth Proportional to 482,921.33, 666,434.05 and 301,738.39

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Solution

The fourth proportional to 482,921.33, 666,434.05 and 301,738.39 is: 416,400.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,921.33 : 666,434.05 = 301,738.39 : x
  2. Step 2: Convert to fraction form
    482,921.33/666,434.05 = 301,738.39/x
  3. Step 3: Cross multiply
    482,921.33x = 666,434.05 × 301,738.39
  4. Step 4: Simplify right side
    482,921.33x = 201,088,734,867.75
  5. Step 5: Solve for x
    x = 201,088,734,867.75/482,921.33
  6. Step 6: Final answer
    x = 416,400.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.