Home / 284,734.64-427,877.94-151,709.96

Finding the Fourth Proportional to 284,734.64, 427,877.94 and 151,709.96

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Solution

The fourth proportional to 284,734.64, 427,877.94 and 151,709.96 is: 227,978.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,734.64 : 427,877.94 = 151,709.96 : x
  2. Step 2: Convert to fraction form
    284,734.64/427,877.94 = 151,709.96/x
  3. Step 3: Cross multiply
    284,734.64x = 427,877.94 × 151,709.96
  4. Step 4: Simplify right side
    284,734.64x = 64,913,345,162.28
  5. Step 5: Solve for x
    x = 64,913,345,162.28/284,734.64
  6. Step 6: Final answer
    x = 227,978.39

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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.