Home / 850,181.01-1,275,439.68-242,974.77

Finding the Fourth Proportional to 850,181.01, 1,275,439.68 and 242,974.77

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Solution

The fourth proportional to 850,181.01, 1,275,439.68 and 242,974.77 is: 364,510.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,181.01 : 1,275,439.68 = 242,974.77 : x
  2. Step 2: Convert to fraction form
    850,181.01/1,275,439.68 = 242,974.77/x
  3. Step 3: Cross multiply
    850,181.01x = 1,275,439.68 × 242,974.77
  4. Step 4: Simplify right side
    850,181.01x = 309,899,662,896.87
  5. Step 5: Solve for x
    x = 309,899,662,896.87/850,181.01
  6. Step 6: Final answer
    x = 364,510.22

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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.