Home / 855,836.03-1,283,994.03-343,860.69

Finding the Fourth Proportional to 855,836.03, 1,283,994.03 and 343,860.69

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Solution

The fourth proportional to 855,836.03, 1,283,994.03 and 343,860.69 is: 515,887.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,836.03 : 1,283,994.03 = 343,860.69 : x
  2. Step 2: Convert to fraction form
    855,836.03/1,283,994.03 = 343,860.69/x
  3. Step 3: Cross multiply
    855,836.03x = 1,283,994.03 × 343,860.69
  4. Step 4: Simplify right side
    855,836.03x = 441,515,077,281.92
  5. Step 5: Solve for x
    x = 441,515,077,281.92/855,836.03
  6. Step 6: Final answer
    x = 515,887.46

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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.