Home / 317,725.20-475,861.96-151,629.84

Finding the Fourth Proportional to 317,725.20, 475,861.96 and 151,629.84

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Solution

The fourth proportional to 317,725.20, 475,861.96 and 151,629.84 is: 227,098.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,725.20 : 475,861.96 = 151,629.84 : x
  2. Step 2: Convert to fraction form
    317,725.20/475,861.96 = 151,629.84/x
  3. Step 3: Cross multiply
    317,725.20x = 475,861.96 × 151,629.84
  4. Step 4: Simplify right side
    317,725.20x = 72,154,872,856.89
  5. Step 5: Solve for x
    x = 72,154,872,856.89/317,725.20
  6. Step 6: Final answer
    x = 227,098.36

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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.