Home / 447,346.44-671,015.94-131,798.76

Finding the Fourth Proportional to 447,346.44, 671,015.94 and 131,798.76

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Solution

The fourth proportional to 447,346.44, 671,015.94 and 131,798.76 is: 197,697.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,346.44 : 671,015.94 = 131,798.76 : x
  2. Step 2: Convert to fraction form
    447,346.44/671,015.94 = 131,798.76/x
  3. Step 3: Cross multiply
    447,346.44x = 671,015.94 × 131,798.76
  4. Step 4: Simplify right side
    447,346.44x = 88,439,068,832.23
  5. Step 5: Solve for x
    x = 88,439,068,832.23/447,346.44
  6. Step 6: Final answer
    x = 197,697.04

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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.