Home / 305,202.42-457,861.05-122,847.17

Finding the Fourth Proportional to 305,202.42, 457,861.05 and 122,847.17

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Solution

The fourth proportional to 305,202.42, 457,861.05 and 122,847.17 is: 184,293.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,202.42 : 457,861.05 = 122,847.17 : x
  2. Step 2: Convert to fraction form
    305,202.42/457,861.05 = 122,847.17/x
  3. Step 3: Cross multiply
    305,202.42x = 457,861.05 × 122,847.17
  4. Step 4: Simplify right side
    305,202.42x = 56,246,931,956.42
  5. Step 5: Solve for x
    x = 56,246,931,956.42/305,202.42
  6. Step 6: Final answer
    x = 184,293.86

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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.