Home / 852,896.35-1,279,256.70-284,215.98

Finding the Fourth Proportional to 852,896.35, 1,279,256.70 and 284,215.98

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Solution

The fourth proportional to 852,896.35, 1,279,256.70 and 284,215.98 is: 426,294.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,896.35 : 1,279,256.70 = 284,215.98 : x
  2. Step 2: Convert to fraction form
    852,896.35/1,279,256.70 = 284,215.98/x
  3. Step 3: Cross multiply
    852,896.35x = 1,279,256.70 × 284,215.98
  4. Step 4: Simplify right side
    852,896.35x = 363,585,196,662.07
  5. Step 5: Solve for x
    x = 363,585,196,662.07/852,896.35
  6. Step 6: Final answer
    x = 426,294.70

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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.