Home / 794,108.17-1,191,384.60-321,125.68

Finding the Fourth Proportional to 794,108.17, 1,191,384.60 and 321,125.68

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Solution

The fourth proportional to 794,108.17, 1,191,384.60 and 321,125.68 is: 481,778.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,108.17 : 1,191,384.60 = 321,125.68 : x
  2. Step 2: Convert to fraction form
    794,108.17/1,191,384.60 = 321,125.68/x
  3. Step 3: Cross multiply
    794,108.17x = 1,191,384.60 × 321,125.68
  4. Step 4: Simplify right side
    794,108.17x = 382,584,189,816.53
  5. Step 5: Solve for x
    x = 382,584,189,816.53/794,108.17
  6. Step 6: Final answer
    x = 481,778.43

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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.