Home / 863,000.32-1,294,552.38-263,966.67

Finding the Fourth Proportional to 863,000.32, 1,294,552.38 and 263,966.67

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Solution

The fourth proportional to 863,000.32, 1,294,552.38 and 263,966.67 is: 395,965.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,000.32 : 1,294,552.38 = 263,966.67 : x
  2. Step 2: Convert to fraction form
    863,000.32/1,294,552.38 = 263,966.67/x
  3. Step 3: Cross multiply
    863,000.32x = 1,294,552.38 × 263,966.67
  4. Step 4: Simplify right side
    863,000.32x = 341,718,679,899.30
  5. Step 5: Solve for x
    x = 341,718,679,899.30/863,000.32
  6. Step 6: Final answer
    x = 395,965.88

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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.