Home / 291,922.20-436,961.70-282,706.20

Finding the Fourth Proportional to 291,922.20, 436,961.70 and 282,706.20

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Solution

The fourth proportional to 291,922.20, 436,961.70 and 282,706.20 is: 423,166.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,922.20 : 436,961.70 = 282,706.20 : x
  2. Step 2: Convert to fraction form
    291,922.20/436,961.70 = 282,706.20/x
  3. Step 3: Cross multiply
    291,922.20x = 436,961.70 × 282,706.20
  4. Step 4: Simplify right side
    291,922.20x = 123,531,781,752.54
  5. Step 5: Solve for x
    x = 123,531,781,752.54/291,922.20
  6. Step 6: Final answer
    x = 423,166.79

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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.