Home / 439,914.57-607,375.98-296,622.33

Finding the Fourth Proportional to 439,914.57, 607,375.98 and 296,622.33

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Solution

The fourth proportional to 439,914.57, 607,375.98 and 296,622.33 is: 409,536.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,914.57 : 607,375.98 = 296,622.33 : x
  2. Step 2: Convert to fraction form
    439,914.57/607,375.98 = 296,622.33/x
  3. Step 3: Cross multiply
    439,914.57x = 607,375.98 × 296,622.33
  4. Step 4: Simplify right side
    439,914.57x = 180,161,278,373.63
  5. Step 5: Solve for x
    x = 180,161,278,373.63/439,914.57
  6. Step 6: Final answer
    x = 409,536.97

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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.