Home / 455,024.79-682,245.59-188,968.95

Finding the Fourth Proportional to 455,024.79, 682,245.59 and 188,968.95

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Solution

The fourth proportional to 455,024.79, 682,245.59 and 188,968.95 is: 283,332.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,024.79 : 682,245.59 = 188,968.95 : x
  2. Step 2: Convert to fraction form
    455,024.79/682,245.59 = 188,968.95/x
  3. Step 3: Cross multiply
    455,024.79x = 682,245.59 × 188,968.95
  4. Step 4: Simplify right side
    455,024.79x = 128,923,231,839.59
  5. Step 5: Solve for x
    x = 128,923,231,839.59/455,024.79
  6. Step 6: Final answer
    x = 283,332.33

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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.