Home / 839,531.36-1,259,493.89-334,122.95

Finding the Fourth Proportional to 839,531.36, 1,259,493.89 and 334,122.95

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Solution

The fourth proportional to 839,531.36, 1,259,493.89 and 334,122.95 is: 501,262.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,531.36 : 1,259,493.89 = 334,122.95 : x
  2. Step 2: Convert to fraction form
    839,531.36/1,259,493.89 = 334,122.95/x
  3. Step 3: Cross multiply
    839,531.36x = 1,259,493.89 × 334,122.95
  4. Step 4: Simplify right side
    839,531.36x = 420,825,815,511.90
  5. Step 5: Solve for x
    x = 420,825,815,511.90/839,531.36
  6. Step 6: Final answer
    x = 501,262.77

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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.