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Finding the Fourth Proportional to 350,358.66, 526,171.55 and 323,675.91

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Solution

The fourth proportional to 350,358.66, 526,171.55 and 323,675.91 is: 486,099.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,358.66 : 526,171.55 = 323,675.91 : x
  2. Step 2: Convert to fraction form
    350,358.66/526,171.55 = 323,675.91/x
  3. Step 3: Cross multiply
    350,358.66x = 526,171.55 × 323,675.91
  4. Step 4: Simplify right side
    350,358.66x = 170,309,056,577.79
  5. Step 5: Solve for x
    x = 170,309,056,577.79/350,358.66
  6. Step 6: Final answer
    x = 486,099.17

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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.