Home / 313,849.38-433,112.46-170,609.43

Finding the Fourth Proportional to 313,849.38, 433,112.46 and 170,609.43

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Solution

The fourth proportional to 313,849.38, 433,112.46 and 170,609.43 is: 235,441.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,849.38 : 433,112.46 = 170,609.43 : x
  2. Step 2: Convert to fraction form
    313,849.38/433,112.46 = 170,609.43/x
  3. Step 3: Cross multiply
    313,849.38x = 433,112.46 × 170,609.43
  4. Step 4: Simplify right side
    313,849.38x = 73,893,069,926.50
  5. Step 5: Solve for x
    x = 73,893,069,926.50/313,849.38
  6. Step 6: Final answer
    x = 235,441.18

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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.