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Finding the Fourth Proportional to 364,439.27, 546,816.78 and 195,762.78

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Solution

The fourth proportional to 364,439.27, 546,816.78 and 195,762.78 is: 293,728.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,439.27 : 546,816.78 = 195,762.78 : x
  2. Step 2: Convert to fraction form
    364,439.27/546,816.78 = 195,762.78/x
  3. Step 3: Cross multiply
    364,439.27x = 546,816.78 × 195,762.78
  4. Step 4: Simplify right side
    364,439.27x = 107,046,373,003.45
  5. Step 5: Solve for x
    x = 107,046,373,003.45/364,439.27
  6. Step 6: Final answer
    x = 293,728.97

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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.