Home / 769,765.48-1,154,695.70-296,451.29

Finding the Fourth Proportional to 769,765.48, 1,154,695.70 and 296,451.29

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Solution

The fourth proportional to 769,765.48, 1,154,695.70 and 296,451.29 is: 444,695.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,765.48 : 1,154,695.70 = 296,451.29 : x
  2. Step 2: Convert to fraction form
    769,765.48/1,154,695.70 = 296,451.29/x
  3. Step 3: Cross multiply
    769,765.48x = 1,154,695.70 × 296,451.29
  4. Step 4: Simplify right side
    769,765.48x = 342,311,033,450.32
  5. Step 5: Solve for x
    x = 342,311,033,450.32/769,765.48
  6. Step 6: Final answer
    x = 444,695.23

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1.5x scale

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.