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Finding the Fourth Proportional to 297,606.80, 446,410.20 and 179,411.60

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Solution

The fourth proportional to 297,606.80, 446,410.20 and 179,411.60 is: 269,117.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,606.80 : 446,410.20 = 179,411.60 : x
  2. Step 2: Convert to fraction form
    297,606.80/446,410.20 = 179,411.60/x
  3. Step 3: Cross multiply
    297,606.80x = 446,410.20 × 179,411.60
  4. Step 4: Simplify right side
    297,606.80x = 80,091,168,238.32
  5. Step 5: Solve for x
    x = 80,091,168,238.32/297,606.80
  6. Step 6: Final answer
    x = 269,117.40

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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.