Home / 547,835.94-820,622.07-322,502.04

Finding the Fourth Proportional to 547,835.94, 820,622.07 and 322,502.04

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Solution

The fourth proportional to 547,835.94, 820,622.07 and 322,502.04 is: 483,086.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,835.94 : 820,622.07 = 322,502.04 : x
  2. Step 2: Convert to fraction form
    547,835.94/820,622.07 = 322,502.04/x
  3. Step 3: Cross multiply
    547,835.94x = 820,622.07 × 322,502.04
  4. Step 4: Simplify right side
    547,835.94x = 264,652,291,644.02
  5. Step 5: Solve for x
    x = 264,652,291,644.02/547,835.94
  6. Step 6: Final answer
    x = 483,086.76

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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.