Home / 769,608.72-1,154,719.26-296,166.96

Finding the Fourth Proportional to 769,608.72, 1,154,719.26 and 296,166.96

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Solution

The fourth proportional to 769,608.72, 1,154,719.26 and 296,166.96 is: 444,368.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,608.72 : 1,154,719.26 = 296,166.96 : x
  2. Step 2: Convert to fraction form
    769,608.72/1,154,719.26 = 296,166.96/x
  3. Step 3: Cross multiply
    769,608.72x = 1,154,719.26 × 296,166.96
  4. Step 4: Simplify right side
    769,608.72x = 341,989,692,887.65
  5. Step 5: Solve for x
    x = 341,989,692,887.65/769,608.72
  6. Step 6: Final answer
    x = 444,368.27

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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.