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Finding the Fourth Proportional to 297,612.56, 410,700.84 and 170,319.44

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Solution

The fourth proportional to 297,612.56, 410,700.84 and 170,319.44 is: 235,038.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,612.56 : 410,700.84 = 170,319.44 : x
  2. Step 2: Convert to fraction form
    297,612.56/410,700.84 = 170,319.44/x
  3. Step 3: Cross multiply
    297,612.56x = 410,700.84 × 170,319.44
  4. Step 4: Simplify right side
    297,612.56x = 69,950,337,076.33
  5. Step 5: Solve for x
    x = 69,950,337,076.33/297,612.56
  6. Step 6: Final answer
    x = 235,038.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.