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Finding the Fourth Proportional to 297,713.60, 446,563.20 and 179,295.20

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Solution

The fourth proportional to 297,713.60, 446,563.20 and 179,295.20 is: 268,938.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,713.60 : 446,563.20 = 179,295.20 : x
  2. Step 2: Convert to fraction form
    297,713.60/446,563.20 = 179,295.20/x
  3. Step 3: Cross multiply
    297,713.60x = 446,563.20 × 179,295.20
  4. Step 4: Simplify right side
    297,713.60x = 80,066,638,256.64
  5. Step 5: Solve for x
    x = 80,066,638,256.64/297,713.60
  6. Step 6: Final answer
    x = 268,938.46

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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.