Home / 682,629.10-1,022,638.05-366,981.10

Finding the Fourth Proportional to 682,629.10, 1,022,638.05 and 366,981.10

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Solution

The fourth proportional to 682,629.10, 1,022,638.05 and 366,981.10 is: 549,769.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,629.10 : 1,022,638.05 = 366,981.10 : x
  2. Step 2: Convert to fraction form
    682,629.10/1,022,638.05 = 366,981.10/x
  3. Step 3: Cross multiply
    682,629.10x = 1,022,638.05 × 366,981.10
  4. Step 4: Simplify right side
    682,629.10x = 375,288,836,490.86
  5. Step 5: Solve for x
    x = 375,288,836,490.86/682,629.10
  6. Step 6: Final answer
    x = 549,769.76

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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.