Home / 837,932.85-1,249,929.83-757,217.97

Finding the Fourth Proportional to 837,932.85, 1,249,929.83 and 757,217.97

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Solution

The fourth proportional to 837,932.85, 1,249,929.83 and 757,217.97 is: 1,129,528.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,932.85 : 1,249,929.83 = 757,217.97 : x
  2. Step 2: Convert to fraction form
    837,932.85/1,249,929.83 = 757,217.97/x
  3. Step 3: Cross multiply
    837,932.85x = 1,249,929.83 × 757,217.97
  4. Step 4: Simplify right side
    837,932.85x = 946,469,330,408.09
  5. Step 5: Solve for x
    x = 946,469,330,408.09/837,932.85
  6. Step 6: Final answer
    x = 1,129,528.85

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.