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Finding the Fourth Proportional to 342,614.56, 472,682.64 and 246,917.92

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Solution

The fourth proportional to 342,614.56, 472,682.64 and 246,917.92 is: 340,656.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,614.56 : 472,682.64 = 246,917.92 : x
  2. Step 2: Convert to fraction form
    342,614.56/472,682.64 = 246,917.92/x
  3. Step 3: Cross multiply
    342,614.56x = 472,682.64 × 246,917.92
  4. Step 4: Simplify right side
    342,614.56x = 116,713,814,288.91
  5. Step 5: Solve for x
    x = 116,713,814,288.91/342,614.56
  6. Step 6: Final answer
    x = 340,656.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.