Home / 384,832.72-577,249.03-118,593.21

Finding the Fourth Proportional to 384,832.72, 577,249.03 and 118,593.21

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Solution

The fourth proportional to 384,832.72, 577,249.03 and 118,593.21 is: 177,889.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,832.72 : 577,249.03 = 118,593.21 : x
  2. Step 2: Convert to fraction form
    384,832.72/577,249.03 = 118,593.21/x
  3. Step 3: Cross multiply
    384,832.72x = 577,249.03 × 118,593.21
  4. Step 4: Simplify right side
    384,832.72x = 68,457,817,750.01
  5. Step 5: Solve for x
    x = 68,457,817,750.01/384,832.72
  6. Step 6: Final answer
    x = 177,889.81

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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.