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Finding the Fourth Proportional to 322,339.96, 483,522.08 and 122,623.12

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Solution

The fourth proportional to 322,339.96, 483,522.08 and 122,623.12 is: 183,939.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,339.96 : 483,522.08 = 122,623.12 : x
  2. Step 2: Convert to fraction form
    322,339.96/483,522.08 = 122,623.12/x
  3. Step 3: Cross multiply
    322,339.96x = 483,522.08 × 122,623.12
  4. Step 4: Simplify right side
    322,339.96x = 59,290,986,038.49
  5. Step 5: Solve for x
    x = 59,290,986,038.49/322,339.96
  6. Step 6: Final answer
    x = 183,939.30

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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.