Home / 757,190.64-1,044,912.78-413,029.74

Finding the Fourth Proportional to 757,190.64, 1,044,912.78 and 413,029.74

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Solution

The fourth proportional to 757,190.64, 1,044,912.78 and 413,029.74 is: 569,975.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,190.64 : 1,044,912.78 = 413,029.74 : x
  2. Step 2: Convert to fraction form
    757,190.64/1,044,912.78 = 413,029.74/x
  3. Step 3: Cross multiply
    757,190.64x = 1,044,912.78 × 413,029.74
  4. Step 4: Simplify right side
    757,190.64x = 431,580,053,846.08
  5. Step 5: Solve for x
    x = 431,580,053,846.08/757,190.64
  6. Step 6: Final answer
    x = 569,975.42

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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.