Home / 672,744.90-928,382.94-366,826.53

Finding the Fourth Proportional to 672,744.90, 928,382.94 and 366,826.53

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Solution

The fourth proportional to 672,744.90, 928,382.94 and 366,826.53 is: 506,217.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,744.90 : 928,382.94 = 366,826.53 : x
  2. Step 2: Convert to fraction form
    672,744.90/928,382.94 = 366,826.53/x
  3. Step 3: Cross multiply
    672,744.90x = 928,382.94 × 366,826.53
  4. Step 4: Simplify right side
    672,744.90x = 340,555,492,391.40
  5. Step 5: Solve for x
    x = 340,555,492,391.40/672,744.90
  6. Step 6: Final answer
    x = 506,217.87

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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.