Home / 769,279.20-1,153,573.20-295,807.20

Finding the Fourth Proportional to 769,279.20, 1,153,573.20 and 295,807.20

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Solution

The fourth proportional to 769,279.20, 1,153,573.20 and 295,807.20 is: 443,577.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,279.20 : 1,153,573.20 = 295,807.20 : x
  2. Step 2: Convert to fraction form
    769,279.20/1,153,573.20 = 295,807.20/x
  3. Step 3: Cross multiply
    769,279.20x = 1,153,573.20 × 295,807.20
  4. Step 4: Simplify right side
    769,279.20x = 341,235,258,287.04
  5. Step 5: Solve for x
    x = 341,235,258,287.04/769,279.20
  6. Step 6: Final answer
    x = 443,577.91

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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.