Home / 555,755.87-766,933.07-314,033.24

Finding the Fourth Proportional to 555,755.87, 766,933.07 and 314,033.24

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Solution

The fourth proportional to 555,755.87, 766,933.07 and 314,033.24 is: 433,360.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,755.87 : 766,933.07 = 314,033.24 : x
  2. Step 2: Convert to fraction form
    555,755.87/766,933.07 = 314,033.24/x
  3. Step 3: Cross multiply
    555,755.87x = 766,933.07 × 314,033.24
  4. Step 4: Simplify right side
    555,755.87x = 240,842,476,835.25
  5. Step 5: Solve for x
    x = 240,842,476,835.25/555,755.87
  6. Step 6: Final answer
    x = 433,360.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.