Home / 914,757.96-1,372,012.37-240,782.82

Finding the Fourth Proportional to 914,757.96, 1,372,012.37 and 240,782.82

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Solution

The fourth proportional to 914,757.96, 1,372,012.37 and 240,782.82 is: 361,141.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,757.96 : 1,372,012.37 = 240,782.82 : x
  2. Step 2: Convert to fraction form
    914,757.96/1,372,012.37 = 240,782.82/x
  3. Step 3: Cross multiply
    914,757.96x = 1,372,012.37 × 240,782.82
  4. Step 4: Simplify right side
    914,757.96x = 330,357,007,290.65
  5. Step 5: Solve for x
    x = 330,357,007,290.65/914,757.96
  6. Step 6: Final answer
    x = 361,141.44

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1.5x scale

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.