Home / 831,911.68-1,247,771.04-232,920.73

Finding the Fourth Proportional to 831,911.68, 1,247,771.04 and 232,920.73

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Solution

The fourth proportional to 831,911.68, 1,247,771.04 and 232,920.73 is: 349,354.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,911.68 : 1,247,771.04 = 232,920.73 : x
  2. Step 2: Convert to fraction form
    831,911.68/1,247,771.04 = 232,920.73/x
  3. Step 3: Cross multiply
    831,911.68x = 1,247,771.04 × 232,920.73
  4. Step 4: Simplify right side
    831,911.68x = 290,631,741,509.66
  5. Step 5: Solve for x
    x = 290,631,741,509.66/831,911.68
  6. Step 6: Final answer
    x = 349,354.08

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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.