Home / 603,721.08-833,155.07-331,798.61

Finding the Fourth Proportional to 603,721.08, 833,155.07 and 331,798.61

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Solution

The fourth proportional to 603,721.08, 833,155.07 and 331,798.61 is: 457,893.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,721.08 : 833,155.07 = 331,798.61 : x
  2. Step 2: Convert to fraction form
    603,721.08/833,155.07 = 331,798.61/x
  3. Step 3: Cross multiply
    603,721.08x = 833,155.07 × 331,798.61
  4. Step 4: Simplify right side
    603,721.08x = 276,439,694,564.35
  5. Step 5: Solve for x
    x = 276,439,694,564.35/603,721.08
  6. Step 6: Final answer
    x = 457,893.06

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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.