Home / 351,142.14-525,327.42-270,569.70

Finding the Fourth Proportional to 351,142.14, 525,327.42 and 270,569.70

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Solution

The fourth proportional to 351,142.14, 525,327.42 and 270,569.70 is: 404,786.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,142.14 : 525,327.42 = 270,569.70 : x
  2. Step 2: Convert to fraction form
    351,142.14/525,327.42 = 270,569.70/x
  3. Step 3: Cross multiply
    351,142.14x = 525,327.42 × 270,569.70
  4. Step 4: Simplify right side
    351,142.14x = 142,137,682,431.17
  5. Step 5: Solve for x
    x = 142,137,682,431.17/351,142.14
  6. Step 6: Final answer
    x = 404,786.74

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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.