Home / 603,723.08-833,157.83-331,800.61

Finding the Fourth Proportional to 603,723.08, 833,157.83 and 331,800.61

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Solution

The fourth proportional to 603,723.08, 833,157.83 and 331,800.61 is: 457,895.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,723.08 : 833,157.83 = 331,800.61 : x
  2. Step 2: Convert to fraction form
    603,723.08/833,157.83 = 331,800.61/x
  3. Step 3: Cross multiply
    603,723.08x = 833,157.83 × 331,800.61
  4. Step 4: Simplify right side
    603,723.08x = 276,442,276,220.28
  5. Step 5: Solve for x
    x = 276,442,276,220.28/603,723.08
  6. Step 6: Final answer
    x = 457,895.82

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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.