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Finding the Fourth Proportional to 322,460.10, 483,344.55 and 122,703.30

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Solution

The fourth proportional to 322,460.10, 483,344.55 and 122,703.30 is: 183,923.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,460.10 : 483,344.55 = 122,703.30 : x
  2. Step 2: Convert to fraction form
    322,460.10/483,344.55 = 122,703.30/x
  3. Step 3: Cross multiply
    322,460.10x = 483,344.55 × 122,703.30
  4. Step 4: Simplify right side
    322,460.10x = 59,307,971,322.02
  5. Step 5: Solve for x
    x = 59,307,971,322.02/322,460.10
  6. Step 6: Final answer
    x = 183,923.44

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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.