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Finding the Fourth Proportional to 322,022.60, 483,552.30 and 243,225.80

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Solution

The fourth proportional to 322,022.60, 483,552.30 and 243,225.80 is: 365,230.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,022.60 : 483,552.30 = 243,225.80 : x
  2. Step 2: Convert to fraction form
    322,022.60/483,552.30 = 243,225.80/x
  3. Step 3: Cross multiply
    322,022.60x = 483,552.30 × 243,225.80
  4. Step 4: Simplify right side
    322,022.60x = 117,612,395,009.34
  5. Step 5: Solve for x
    x = 117,612,395,009.34/322,022.60
  6. Step 6: Final answer
    x = 365,230.25

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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.