Home / 816,242.49-1,224,778.46-366,872.85

Finding the Fourth Proportional to 816,242.49, 1,224,778.46 and 366,872.85

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Solution

The fourth proportional to 816,242.49, 1,224,778.46 and 366,872.85 is: 550,495.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,242.49 : 1,224,778.46 = 366,872.85 : x
  2. Step 2: Convert to fraction form
    816,242.49/1,224,778.46 = 366,872.85/x
  3. Step 3: Cross multiply
    816,242.49x = 1,224,778.46 × 366,872.85
  4. Step 4: Simplify right side
    816,242.49x = 449,337,962,404.45
  5. Step 5: Solve for x
    x = 449,337,962,404.45/816,242.49
  6. Step 6: Final answer
    x = 550,495.68

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1.5x scale

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.