Home / 831,838.48-1,247,757.94-232,887.86

Finding the Fourth Proportional to 831,838.48, 1,247,757.94 and 232,887.86

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Solution

The fourth proportional to 831,838.48, 1,247,757.94 and 232,887.86 is: 349,331.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,838.48 : 1,247,757.94 = 232,887.86 : x
  2. Step 2: Convert to fraction form
    831,838.48/1,247,757.94 = 232,887.86/x
  3. Step 3: Cross multiply
    831,838.48x = 1,247,757.94 × 232,887.86
  4. Step 4: Simplify right side
    831,838.48x = 290,587,676,444.61
  5. Step 5: Solve for x
    x = 290,587,676,444.61/831,838.48
  6. Step 6: Final answer
    x = 349,331.85

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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.