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Finding the Fourth Proportional to 313,850.52, 433,116.50 and 170,610.80

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Solution

The fourth proportional to 313,850.52, 433,116.50 and 170,610.80 is: 235,444.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,850.52 : 433,116.50 = 170,610.80 : x
  2. Step 2: Convert to fraction form
    313,850.52/433,116.50 = 170,610.80/x
  3. Step 3: Cross multiply
    313,850.52x = 433,116.50 × 170,610.80
  4. Step 4: Simplify right side
    313,850.52x = 73,894,349,539.56
  5. Step 5: Solve for x
    x = 73,894,349,539.56/313,850.52
  6. Step 6: Final answer
    x = 235,444.41

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1.5x scale

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.