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Finding the Fourth Proportional to 613,725.28, 846,923.72 and 341,793.10

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Solution

The fourth proportional to 613,725.28, 846,923.72 and 341,793.10 is: 471,664.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,725.28 : 846,923.72 = 341,793.10 : x
  2. Step 2: Convert to fraction form
    613,725.28/846,923.72 = 341,793.10/x
  3. Step 3: Cross multiply
    613,725.28x = 846,923.72 × 341,793.10
  4. Step 4: Simplify right side
    613,725.28x = 289,472,683,722.33
  5. Step 5: Solve for x
    x = 289,472,683,722.33/613,725.28
  6. Step 6: Final answer
    x = 471,664.92

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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.