Home / 322,731.48-483,431.40-189,206.22

Finding the Fourth Proportional to 322,731.48, 483,431.40 and 189,206.22

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Solution

The fourth proportional to 322,731.48, 483,431.40 and 189,206.22 is: 283,418.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,731.48 : 483,431.40 = 189,206.22 : x
  2. Step 2: Convert to fraction form
    322,731.48/483,431.40 = 189,206.22/x
  3. Step 3: Cross multiply
    322,731.48x = 483,431.40 × 189,206.22
  4. Step 4: Simplify right side
    322,731.48x = 91,468,227,823.31
  5. Step 5: Solve for x
    x = 91,468,227,823.31/322,731.48
  6. Step 6: Final answer
    x = 283,418.98

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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.