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Finding the Fourth Proportional to 322,465.60, 483,698.40 and 163,033.30

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Solution

The fourth proportional to 322,465.60, 483,698.40 and 163,033.30 is: 244,549.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,465.60 : 483,698.40 = 163,033.30 : x
  2. Step 2: Convert to fraction form
    322,465.60/483,698.40 = 163,033.30/x
  3. Step 3: Cross multiply
    322,465.60x = 483,698.40 × 163,033.30
  4. Step 4: Simplify right side
    322,465.60x = 78,858,946,356.72
  5. Step 5: Solve for x
    x = 78,858,946,356.72/322,465.60
  6. Step 6: Final answer
    x = 244,549.95

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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.