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Finding the Fourth Proportional to 454,887.36, 680,911.11 and 335,079.36

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Solution

The fourth proportional to 454,887.36, 680,911.11 and 335,079.36 is: 501,573.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,887.36 : 680,911.11 = 335,079.36 : x
  2. Step 2: Convert to fraction form
    454,887.36/680,911.11 = 335,079.36/x
  3. Step 3: Cross multiply
    454,887.36x = 680,911.11 × 335,079.36
  4. Step 4: Simplify right side
    454,887.36x = 228,159,258,955.69
  5. Step 5: Solve for x
    x = 228,159,258,955.69/454,887.36
  6. Step 6: Final answer
    x = 501,573.09

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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.