Home / 727,942.32-1,092,691.08-413,014.32

Finding the Fourth Proportional to 727,942.32, 1,092,691.08 and 413,014.32

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Solution

The fourth proportional to 727,942.32, 1,092,691.08 and 413,014.32 is: 619,962.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,942.32 : 1,092,691.08 = 413,014.32 : x
  2. Step 2: Convert to fraction form
    727,942.32/1,092,691.08 = 413,014.32/x
  3. Step 3: Cross multiply
    727,942.32x = 1,092,691.08 × 413,014.32
  4. Step 4: Simplify right side
    727,942.32x = 451,297,063,376.27
  5. Step 5: Solve for x
    x = 451,297,063,376.27/727,942.32
  6. Step 6: Final answer
    x = 619,962.67

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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.