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Finding the Fourth Proportional to 695,184, 959,353.92 and 377,232

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Solution

The fourth proportional to 695,184, 959,353.92 and 377,232 is: 520,580.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,184 : 959,353.92 = 377,232 : x
  2. Step 2: Convert to fraction form
    695,184/959,353.92 = 377,232/x
  3. Step 3: Cross multiply
    695,184x = 959,353.92 × 377,232
  4. Step 4: Simplify right side
    695,184x = 361,898,997,949.44
  5. Step 5: Solve for x
    x = 361,898,997,949.44/695,184
  6. Step 6: Final answer
    x = 520,580.16

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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.