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Finding the Fourth Proportional to 297,003.80, 445,505.70 and 234,018.20

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Solution

The fourth proportional to 297,003.80, 445,505.70 and 234,018.20 is: 351,027.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,003.80 : 445,505.70 = 234,018.20 : x
  2. Step 2: Convert to fraction form
    297,003.80/445,505.70 = 234,018.20/x
  3. Step 3: Cross multiply
    297,003.80x = 445,505.70 × 234,018.20
  4. Step 4: Simplify right side
    297,003.80x = 104,256,442,003.74
  5. Step 5: Solve for x
    x = 104,256,442,003.74/297,003.80
  6. Step 6: Final answer
    x = 351,027.30

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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.