Home / 940,168.05-1,410,454.40-291,731.33

Finding the Fourth Proportional to 940,168.05, 1,410,454.40 and 291,731.33

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Solution

The fourth proportional to 940,168.05, 1,410,454.40 and 291,731.33 is: 437,659.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,168.05 : 1,410,454.40 = 291,731.33 : x
  2. Step 2: Convert to fraction form
    940,168.05/1,410,454.40 = 291,731.33/x
  3. Step 3: Cross multiply
    940,168.05x = 1,410,454.40 × 291,731.33
  4. Step 4: Simplify right side
    940,168.05x = 411,473,729,505.42
  5. Step 5: Solve for x
    x = 411,473,729,505.42/940,168.05
  6. Step 6: Final answer
    x = 437,659.77

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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.