Home / 855,219.88-1,180,185.78-473,246.44

Finding the Fourth Proportional to 855,219.88, 1,180,185.78 and 473,246.44

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Solution

The fourth proportional to 855,219.88, 1,180,185.78 and 473,246.44 is: 653,070.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,219.88 : 1,180,185.78 = 473,246.44 : x
  2. Step 2: Convert to fraction form
    855,219.88/1,180,185.78 = 473,246.44/x
  3. Step 3: Cross multiply
    855,219.88x = 1,180,185.78 × 473,246.44
  4. Step 4: Simplify right side
    855,219.88x = 558,518,718,923.62
  5. Step 5: Solve for x
    x = 558,518,718,923.62/855,219.88
  6. Step 6: Final answer
    x = 653,070.32

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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.