Home / 757,961.98-1,136,789.24-278,026.43

Finding the Fourth Proportional to 757,961.98, 1,136,789.24 and 278,026.43

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Solution

The fourth proportional to 757,961.98, 1,136,789.24 and 278,026.43 is: 416,983.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,961.98 : 1,136,789.24 = 278,026.43 : x
  2. Step 2: Convert to fraction form
    757,961.98/1,136,789.24 = 278,026.43/x
  3. Step 3: Cross multiply
    757,961.98x = 1,136,789.24 × 278,026.43
  4. Step 4: Simplify right side
    757,961.98x = 316,057,446,985.54
  5. Step 5: Solve for x
    x = 316,057,446,985.54/757,961.98
  6. Step 6: Final answer
    x = 416,983.25

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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.