Home / 240,290.35-360,436.43-225,675.72

Finding the Fourth Proportional to 240,290.35, 360,436.43 and 225,675.72

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Solution

The fourth proportional to 240,290.35, 360,436.43 and 225,675.72 is: 338,514.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,290.35 : 360,436.43 = 225,675.72 : x
  2. Step 2: Convert to fraction form
    240,290.35/360,436.43 = 225,675.72/x
  3. Step 3: Cross multiply
    240,290.35x = 360,436.43 × 225,675.72
  4. Step 4: Simplify right side
    240,290.35x = 81,341,751,418.67
  5. Step 5: Solve for x
    x = 81,341,751,418.67/240,290.35
  6. Step 6: Final answer
    x = 338,514.44

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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.