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Finding the Fourth Proportional to 452,062.32, 623,847.24 and 248,114.88

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Solution

The fourth proportional to 452,062.32, 623,847.24 and 248,114.88 is: 342,399.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,062.32 : 623,847.24 = 248,114.88 : x
  2. Step 2: Convert to fraction form
    452,062.32/623,847.24 = 248,114.88/x
  3. Step 3: Cross multiply
    452,062.32x = 623,847.24 × 248,114.88
  4. Step 4: Simplify right side
    452,062.32x = 154,785,783,090.93
  5. Step 5: Solve for x
    x = 154,785,783,090.93/452,062.32
  6. Step 6: Final answer
    x = 342,399.21

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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.