Home / 868,063.16-1,301,619.06-268,857.97

Finding the Fourth Proportional to 868,063.16, 1,301,619.06 and 268,857.97

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Solution

The fourth proportional to 868,063.16, 1,301,619.06 and 268,857.97 is: 403,139.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,063.16 : 1,301,619.06 = 268,857.97 : x
  2. Step 2: Convert to fraction form
    868,063.16/1,301,619.06 = 268,857.97/x
  3. Step 3: Cross multiply
    868,063.16x = 1,301,619.06 × 268,857.97
  4. Step 4: Simplify right side
    868,063.16x = 349,950,654,930.86
  5. Step 5: Solve for x
    x = 349,950,654,930.86/868,063.16
  6. Step 6: Final answer
    x = 403,139.62

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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.