Home / 843,650.12-1,164,288.58-481,143.93

Finding the Fourth Proportional to 843,650.12, 1,164,288.58 and 481,143.93

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Solution

The fourth proportional to 843,650.12, 1,164,288.58 and 481,143.93 is: 664,007.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,650.12 : 1,164,288.58 = 481,143.93 : x
  2. Step 2: Convert to fraction form
    843,650.12/1,164,288.58 = 481,143.93/x
  3. Step 3: Cross multiply
    843,650.12x = 1,164,288.58 × 481,143.93
  4. Step 4: Simplify right side
    843,650.12x = 560,190,381,832.46
  5. Step 5: Solve for x
    x = 560,190,381,832.46/843,650.12
  6. Step 6: Final answer
    x = 664,007.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.