Home / 876,335.95-1,314,910.79-336,412.58

Finding the Fourth Proportional to 876,335.95, 1,314,910.79 and 336,412.58

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Solution

The fourth proportional to 876,335.95, 1,314,910.79 and 336,412.58 is: 504,775.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,335.95 : 1,314,910.79 = 336,412.58 : x
  2. Step 2: Convert to fraction form
    876,335.95/1,314,910.79 = 336,412.58/x
  3. Step 3: Cross multiply
    876,335.95x = 1,314,910.79 × 336,412.58
  4. Step 4: Simplify right side
    876,335.95x = 442,352,531,333.74
  5. Step 5: Solve for x
    x = 442,352,531,333.74/876,335.95
  6. Step 6: Final answer
    x = 504,775.06

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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.