Home / 669,408.52-923,552.84-427,832.50

Finding the Fourth Proportional to 669,408.52, 923,552.84 and 427,832.50

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Solution

The fourth proportional to 669,408.52, 923,552.84 and 427,832.50 is: 590,261.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,408.52 : 923,552.84 = 427,832.50 : x
  2. Step 2: Convert to fraction form
    669,408.52/923,552.84 = 427,832.50/x
  3. Step 3: Cross multiply
    669,408.52x = 923,552.84 × 427,832.50
  4. Step 4: Simplify right side
    669,408.52x = 395,125,920,419.30
  5. Step 5: Solve for x
    x = 395,125,920,419.30/669,408.52
  6. Step 6: Final answer
    x = 590,261.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.