Home / 321,809.04-444,089.52-178,560.36

Finding the Fourth Proportional to 321,809.04, 444,089.52 and 178,560.36

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Solution

The fourth proportional to 321,809.04, 444,089.52 and 178,560.36 is: 246,409.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,809.04 : 444,089.52 = 178,560.36 : x
  2. Step 2: Convert to fraction form
    321,809.04/444,089.52 = 178,560.36/x
  3. Step 3: Cross multiply
    321,809.04x = 444,089.52 × 178,560.36
  4. Step 4: Simplify right side
    321,809.04x = 79,296,784,563.43
  5. Step 5: Solve for x
    x = 79,296,784,563.43/321,809.04
  6. Step 6: Final answer
    x = 246,409.44

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1.5x scale

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.