Home / 419,746.59-579,233.43-228,755.88

Finding the Fourth Proportional to 419,746.59, 579,233.43 and 228,755.88

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Solution

The fourth proportional to 419,746.59, 579,233.43 and 228,755.88 is: 315,673.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,746.59 : 579,233.43 = 228,755.88 : x
  2. Step 2: Convert to fraction form
    419,746.59/579,233.43 = 228,755.88/x
  3. Step 3: Cross multiply
    419,746.59x = 579,233.43 × 228,755.88
  4. Step 4: Simplify right side
    419,746.59x = 132,503,053,005.07
  5. Step 5: Solve for x
    x = 132,503,053,005.07/419,746.59
  6. Step 6: Final answer
    x = 315,673.92

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1.5x scale

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.