Home / 866,027.55-1,299,161.61-267,035.79

Finding the Fourth Proportional to 866,027.55, 1,299,161.61 and 267,035.79

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Solution

The fourth proportional to 866,027.55, 1,299,161.61 and 267,035.79 is: 400,590.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,027.55 : 1,299,161.61 = 267,035.79 : x
  2. Step 2: Convert to fraction form
    866,027.55/1,299,161.61 = 267,035.79/x
  3. Step 3: Cross multiply
    866,027.55x = 1,299,161.61 × 267,035.79
  4. Step 4: Simplify right side
    866,027.55x = 346,922,646,864.02
  5. Step 5: Solve for x
    x = 346,922,646,864.02/866,027.55
  6. Step 6: Final answer
    x = 400,590.77

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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.