Home / 833,625.12-1,150,272.72-494,038.56

Finding the Fourth Proportional to 833,625.12, 1,150,272.72 and 494,038.56

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Solution

The fourth proportional to 833,625.12, 1,150,272.72 and 494,038.56 is: 681,696.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,625.12 : 1,150,272.72 = 494,038.56 : x
  2. Step 2: Convert to fraction form
    833,625.12/1,150,272.72 = 494,038.56/x
  3. Step 3: Cross multiply
    833,625.12x = 1,150,272.72 × 494,038.56
  4. Step 4: Simplify right side
    833,625.12x = 568,279,078,196.08
  5. Step 5: Solve for x
    x = 568,279,078,196.08/833,625.12
  6. Step 6: Final answer
    x = 681,696.20

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1.5x scale

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.