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Finding the Fourth Proportional to 362,196.90, 543,652.92 and 271,925.64

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Solution

The fourth proportional to 362,196.90, 543,652.92 and 271,925.64 is: 408,156.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,196.90 : 543,652.92 = 271,925.64 : x
  2. Step 2: Convert to fraction form
    362,196.90/543,652.92 = 271,925.64/x
  3. Step 3: Cross multiply
    362,196.90x = 543,652.92 × 271,925.64
  4. Step 4: Simplify right side
    362,196.90x = 147,833,168,208.87
  5. Step 5: Solve for x
    x = 147,833,168,208.87/362,196.90
  6. Step 6: Final answer
    x = 408,156.91

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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.