Home / 756,382.20-1,043,846.28-416,850.48

Finding the Fourth Proportional to 756,382.20, 1,043,846.28 and 416,850.48

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Solution

The fourth proportional to 756,382.20, 1,043,846.28 and 416,850.48 is: 575,275.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,382.20 : 1,043,846.28 = 416,850.48 : x
  2. Step 2: Convert to fraction form
    756,382.20/1,043,846.28 = 416,850.48/x
  3. Step 3: Cross multiply
    756,382.20x = 1,043,846.28 × 416,850.48
  4. Step 4: Simplify right side
    756,382.20x = 435,127,822,864.21
  5. Step 5: Solve for x
    x = 435,127,822,864.21/756,382.20
  6. Step 6: Final answer
    x = 575,275.07

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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.