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Finding the Fourth Proportional to 303,279.60, 454,919.40 and 233,295.60

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Solution

The fourth proportional to 303,279.60, 454,919.40 and 233,295.60 is: 349,943.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,279.60 : 454,919.40 = 233,295.60 : x
  2. Step 2: Convert to fraction form
    303,279.60/454,919.40 = 233,295.60/x
  3. Step 3: Cross multiply
    303,279.60x = 454,919.40 × 233,295.60
  4. Step 4: Simplify right side
    303,279.60x = 106,130,694,374.64
  5. Step 5: Solve for x
    x = 106,130,694,374.64/303,279.60
  6. Step 6: Final answer
    x = 349,943.40

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Similar ratio
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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.