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Finding the Fourth Proportional to 603,717.28, 833,133.84 and 377,495.20

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Solution

The fourth proportional to 603,717.28, 833,133.84 and 377,495.20 is: 520,945.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,717.28 : 833,133.84 = 377,495.20 : x
  2. Step 2: Convert to fraction form
    603,717.28/833,133.84 = 377,495.20/x
  3. Step 3: Cross multiply
    603,717.28x = 833,133.84 × 377,495.20
  4. Step 4: Simplify right side
    603,717.28x = 314,504,025,557.57
  5. Step 5: Solve for x
    x = 314,504,025,557.57/603,717.28
  6. Step 6: Final answer
    x = 520,945.87

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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.