Home / 266,414.20-366,903.18-260,608.12

Finding the Fourth Proportional to 266,414.20, 366,903.18 and 260,608.12

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Solution

The fourth proportional to 266,414.20, 366,903.18 and 260,608.12 is: 358,907.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,414.20 : 366,903.18 = 260,608.12 : x
  2. Step 2: Convert to fraction form
    266,414.20/366,903.18 = 260,608.12/x
  3. Step 3: Cross multiply
    266,414.20x = 366,903.18 × 260,608.12
  4. Step 4: Simplify right side
    266,414.20x = 95,617,947,961.82
  5. Step 5: Solve for x
    x = 95,617,947,961.82/266,414.20
  6. Step 6: Final answer
    x = 358,907.10

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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.