Home / 322,580.83-483,839.95-97,943.21

Finding the Fourth Proportional to 322,580.83, 483,839.95 and 97,943.21

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Solution

The fourth proportional to 322,580.83, 483,839.95 and 97,943.21 is: 146,905.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,580.83 : 483,839.95 = 97,943.21 : x
  2. Step 2: Convert to fraction form
    322,580.83/483,839.95 = 97,943.21/x
  3. Step 3: Cross multiply
    322,580.83x = 483,839.95 × 97,943.21
  4. Step 4: Simplify right side
    322,580.83x = 47,388,837,438.69
  5. Step 5: Solve for x
    x = 47,388,837,438.69/322,580.83
  6. Step 6: Final answer
    x = 146,905.31

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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.