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Finding the Fourth Proportional to 284,935.32, 427,025.46 and 151,528.32

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Solution

The fourth proportional to 284,935.32, 427,025.46 and 151,528.32 is: 227,091.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,935.32 : 427,025.46 = 151,528.32 : x
  2. Step 2: Convert to fraction form
    284,935.32/427,025.46 = 151,528.32/x
  3. Step 3: Cross multiply
    284,935.32x = 427,025.46 × 151,528.32
  4. Step 4: Simplify right side
    284,935.32x = 64,706,450,551.03
  5. Step 5: Solve for x
    x = 64,706,450,551.03/284,935.32
  6. Step 6: Final answer
    x = 227,091.72

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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.