Home / 412,787.60-569,709.15-251,736.07

Finding the Fourth Proportional to 412,787.60, 569,709.15 and 251,736.07

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Solution

The fourth proportional to 412,787.60, 569,709.15 and 251,736.07 is: 347,433.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,787.60 : 569,709.15 = 251,736.07 : x
  2. Step 2: Convert to fraction form
    412,787.60/569,709.15 = 251,736.07/x
  3. Step 3: Cross multiply
    412,787.60x = 569,709.15 × 251,736.07
  4. Step 4: Simplify right side
    412,787.60x = 143,416,341,449.68
  5. Step 5: Solve for x
    x = 143,416,341,449.68/412,787.60
  6. Step 6: Final answer
    x = 347,433.74

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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.