Home / 320,844.93-481,740.50-178,967.40

Finding the Fourth Proportional to 320,844.93, 481,740.50 and 178,967.40

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Solution

The fourth proportional to 320,844.93, 481,740.50 and 178,967.40 is: 268,715.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,844.93 : 481,740.50 = 178,967.40 : x
  2. Step 2: Convert to fraction form
    320,844.93/481,740.50 = 178,967.40/x
  3. Step 3: Cross multiply
    320,844.93x = 481,740.50 × 178,967.40
  4. Step 4: Simplify right side
    320,844.93x = 86,215,844,759.70
  5. Step 5: Solve for x
    x = 86,215,844,759.70/320,844.93
  6. Step 6: Final answer
    x = 268,715.00

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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.