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Finding the Fourth Proportional to 297,240.98, 445,767.78 and 97,514.82

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Solution

The fourth proportional to 297,240.98, 445,767.78 and 97,514.82 is: 146,241.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,240.98 : 445,767.78 = 97,514.82 : x
  2. Step 2: Convert to fraction form
    297,240.98/445,767.78 = 97,514.82/x
  3. Step 3: Cross multiply
    297,240.98x = 445,767.78 × 97,514.82
  4. Step 4: Simplify right side
    297,240.98x = 43,468,964,828.50
  5. Step 5: Solve for x
    x = 43,468,964,828.50/297,240.98
  6. Step 6: Final answer
    x = 146,241.49

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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.