Home / 995,180.70-1,492,965.45-396,039.90

Finding the Fourth Proportional to 995,180.70, 1,492,965.45 and 396,039.90

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Solution

The fourth proportional to 995,180.70, 1,492,965.45 and 396,039.90 is: 594,137.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,180.70 : 1,492,965.45 = 396,039.90 : x
  2. Step 2: Convert to fraction form
    995,180.70/1,492,965.45 = 396,039.90/x
  3. Step 3: Cross multiply
    995,180.70x = 1,492,965.45 × 396,039.90
  4. Step 4: Simplify right side
    995,180.70x = 591,273,887,521.46
  5. Step 5: Solve for x
    x = 591,273,887,521.46/995,180.70
  6. Step 6: Final answer
    x = 594,137.21

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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.