Home / 1,143,755.89-1,714,436.69-385,335.28

Finding the Fourth Proportional to 1,143,755.89, 1,714,436.69 and 385,335.28

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Solution

The fourth proportional to 1,143,755.89, 1,714,436.69 and 385,335.28 is: 577,599.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,755.89 : 1,714,436.69 = 385,335.28 : x
  2. Step 2: Convert to fraction form
    1,143,755.89/1,714,436.69 = 385,335.28/x
  3. Step 3: Cross multiply
    1,143,755.89x = 1,714,436.69 × 385,335.28
  4. Step 4: Simplify right side
    1,143,755.89x = 660,632,932,556.09
  5. Step 5: Solve for x
    x = 660,632,932,556.09/1,143,755.89
  6. Step 6: Final answer
    x = 577,599.59

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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.