Home / 737,822.70-1,107,252.45-317,400.30

Finding the Fourth Proportional to 737,822.70, 1,107,252.45 and 317,400.30

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Solution

The fourth proportional to 737,822.70, 1,107,252.45 and 317,400.30 is: 476,323.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,822.70 : 1,107,252.45 = 317,400.30 : x
  2. Step 2: Convert to fraction form
    737,822.70/1,107,252.45 = 317,400.30/x
  3. Step 3: Cross multiply
    737,822.70x = 1,107,252.45 × 317,400.30
  4. Step 4: Simplify right side
    737,822.70x = 351,442,259,805.74
  5. Step 5: Solve for x
    x = 351,442,259,805.74/737,822.70
  6. Step 6: Final answer
    x = 476,323.46

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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.