Home / 885,151.70-1,327,725.52-379,384.73

Finding the Fourth Proportional to 885,151.70, 1,327,725.52 and 379,384.73

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Solution

The fourth proportional to 885,151.70, 1,327,725.52 and 379,384.73 is: 569,076.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,151.70 : 1,327,725.52 = 379,384.73 : x
  2. Step 2: Convert to fraction form
    885,151.70/1,327,725.52 = 379,384.73/x
  3. Step 3: Cross multiply
    885,151.70x = 1,327,725.52 × 379,384.73
  4. Step 4: Simplify right side
    885,151.70x = 503,718,787,919.31
  5. Step 5: Solve for x
    x = 503,718,787,919.31/885,151.70
  6. Step 6: Final answer
    x = 569,076.22

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1.5x scale

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.