Home / 284,849.86-427,317.30-104,921.58

Finding the Fourth Proportional to 284,849.86, 427,317.30 and 104,921.58

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Solution

The fourth proportional to 284,849.86, 427,317.30 and 104,921.58 is: 157,398.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,849.86 : 427,317.30 = 104,921.58 : x
  2. Step 2: Convert to fraction form
    284,849.86/427,317.30 = 104,921.58/x
  3. Step 3: Cross multiply
    284,849.86x = 427,317.30 × 104,921.58
  4. Step 4: Simplify right side
    284,849.86x = 44,834,806,277.33
  5. Step 5: Solve for x
    x = 44,834,806,277.33/284,849.86
  6. Step 6: Final answer
    x = 157,398.03

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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.