Home / 863,677.69-1,295,682.62-331,157.17

Finding the Fourth Proportional to 863,677.69, 1,295,682.62 and 331,157.17

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Solution

The fourth proportional to 863,677.69, 1,295,682.62 and 331,157.17 is: 496,799.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,677.69 : 1,295,682.62 = 331,157.17 : x
  2. Step 2: Convert to fraction form
    863,677.69/1,295,682.62 = 331,157.17/x
  3. Step 3: Cross multiply
    863,677.69x = 1,295,682.62 × 331,157.17
  4. Step 4: Simplify right side
    863,677.69x = 429,074,582,332.99
  5. Step 5: Solve for x
    x = 429,074,582,332.99/863,677.69
  6. Step 6: Final answer
    x = 496,799.43

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1.5x scale

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.