Home / 891,040.66-1,336,354.13-531,311.96

Finding the Fourth Proportional to 891,040.66, 1,336,354.13 and 531,311.96

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Solution

The fourth proportional to 891,040.66, 1,336,354.13 and 531,311.96 is: 796,844.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,040.66 : 1,336,354.13 = 531,311.96 : x
  2. Step 2: Convert to fraction form
    891,040.66/1,336,354.13 = 531,311.96/x
  3. Step 3: Cross multiply
    891,040.66x = 1,336,354.13 × 531,311.96
  4. Step 4: Simplify right side
    891,040.66x = 710,020,936,733.56
  5. Step 5: Solve for x
    x = 710,020,936,733.56/891,040.66
  6. Step 6: Final answer
    x = 796,844.60

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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.