Home / 969,939.68-1,338,393.85-562,037.72

Finding the Fourth Proportional to 969,939.68, 1,338,393.85 and 562,037.72

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Solution

The fourth proportional to 969,939.68, 1,338,393.85 and 562,037.72 is: 775,540.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,939.68 : 1,338,393.85 = 562,037.72 : x
  2. Step 2: Convert to fraction form
    969,939.68/1,338,393.85 = 562,037.72/x
  3. Step 3: Cross multiply
    969,939.68x = 1,338,393.85 × 562,037.72
  4. Step 4: Simplify right side
    969,939.68x = 752,227,827,916.02
  5. Step 5: Solve for x
    x = 752,227,827,916.02/969,939.68
  6. Step 6: Final answer
    x = 775,540.83

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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.