Home / 322,582.28-483,971.84-164,921.45

Finding the Fourth Proportional to 322,582.28, 483,971.84 and 164,921.45

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Solution

The fourth proportional to 322,582.28, 483,971.84 and 164,921.45 is: 247,432.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,582.28 : 483,971.84 = 164,921.45 : x
  2. Step 2: Convert to fraction form
    322,582.28/483,971.84 = 164,921.45/x
  3. Step 3: Cross multiply
    322,582.28x = 483,971.84 × 164,921.45
  4. Step 4: Simplify right side
    322,582.28x = 79,817,338,635.98
  5. Step 5: Solve for x
    x = 79,817,338,635.98/322,582.28
  6. Step 6: Final answer
    x = 247,432.50

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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.