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Finding the Fourth Proportional to 469,268.32, 701,324.84 and 343,173.28

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Solution

The fourth proportional to 469,268.32, 701,324.84 and 343,173.28 is: 512,874.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,268.32 : 701,324.84 = 343,173.28 : x
  2. Step 2: Convert to fraction form
    469,268.32/701,324.84 = 343,173.28/x
  3. Step 3: Cross multiply
    469,268.32x = 701,324.84 × 343,173.28
  4. Step 4: Simplify right side
    469,268.32x = 240,675,945,688.28
  5. Step 5: Solve for x
    x = 240,675,945,688.28/469,268.32
  6. Step 6: Final answer
    x = 512,874.91

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.