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Finding the Fourth Proportional to 336,858.88, 505,594.32 and 179,219.20

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Solution

The fourth proportional to 336,858.88, 505,594.32 and 179,219.20 is: 268,991.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,858.88 : 505,594.32 = 179,219.20 : x
  2. Step 2: Convert to fraction form
    336,858.88/505,594.32 = 179,219.20/x
  3. Step 3: Cross multiply
    336,858.88x = 505,594.32 × 179,219.20
  4. Step 4: Simplify right side
    336,858.88x = 90,612,209,554.94
  5. Step 5: Solve for x
    x = 90,612,209,554.94/336,858.88
  6. Step 6: Final answer
    x = 268,991.60

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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.