Home / 960,179.72-1,440,251.04-286,717.34

Finding the Fourth Proportional to 960,179.72, 1,440,251.04 and 286,717.34

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Solution

The fourth proportional to 960,179.72, 1,440,251.04 and 286,717.34 is: 430,070.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,179.72 : 1,440,251.04 = 286,717.34 : x
  2. Step 2: Convert to fraction form
    960,179.72/1,440,251.04 = 286,717.34/x
  3. Step 3: Cross multiply
    960,179.72x = 1,440,251.04 × 286,717.34
  4. Step 4: Simplify right side
    960,179.72x = 412,944,951,796.85
  5. Step 5: Solve for x
    x = 412,944,951,796.85/960,179.72
  6. Step 6: Final answer
    x = 430,070.48

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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.