Home / 705,247.20-1,056,121.20-565,279.20

Finding the Fourth Proportional to 705,247.20, 1,056,121.20 and 565,279.20

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Solution

The fourth proportional to 705,247.20, 1,056,121.20 and 565,279.20 is: 846,516.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,247.20 : 1,056,121.20 = 565,279.20 : x
  2. Step 2: Convert to fraction form
    705,247.20/1,056,121.20 = 565,279.20/x
  3. Step 3: Cross multiply
    705,247.20x = 1,056,121.20 × 565,279.20
  4. Step 4: Simplify right side
    705,247.20x = 597,003,347,039.04
  5. Step 5: Solve for x
    x = 597,003,347,039.04/705,247.20
  6. Step 6: Final answer
    x = 846,516.44

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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.