Home / 757,624.35-1,135,058.31-441,121.71

Finding the Fourth Proportional to 757,624.35, 1,135,058.31 and 441,121.71

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Solution

The fourth proportional to 757,624.35, 1,135,058.31 and 441,121.71 is: 660,880.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,624.35 : 1,135,058.31 = 441,121.71 : x
  2. Step 2: Convert to fraction form
    757,624.35/1,135,058.31 = 441,121.71/x
  3. Step 3: Cross multiply
    757,624.35x = 1,135,058.31 × 441,121.71
  4. Step 4: Simplify right side
    757,624.35x = 500,698,862,656.91
  5. Step 5: Solve for x
    x = 500,698,862,656.91/757,624.35
  6. Step 6: Final answer
    x = 660,880.11

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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.