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Finding the Fourth Proportional to 473,832.48, 653,887.74 and 269,883.36

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Solution

The fourth proportional to 473,832.48, 653,887.74 and 269,883.36 is: 372,438.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,832.48 : 653,887.74 = 269,883.36 : x
  2. Step 2: Convert to fraction form
    473,832.48/653,887.74 = 269,883.36/x
  3. Step 3: Cross multiply
    473,832.48x = 653,887.74 × 269,883.36
  4. Step 4: Simplify right side
    473,832.48x = 176,473,420,334.01
  5. Step 5: Solve for x
    x = 176,473,420,334.01/473,832.48
  6. Step 6: Final answer
    x = 372,438.42

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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.