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Finding the Fourth Proportional to 313,950.96, 433,249.34 and 170,711.10

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Solution

The fourth proportional to 313,950.96, 433,249.34 and 170,711.10 is: 235,579.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,950.96 : 433,249.34 = 170,711.10 : x
  2. Step 2: Convert to fraction form
    313,950.96/433,249.34 = 170,711.10/x
  3. Step 3: Cross multiply
    313,950.96x = 433,249.34 × 170,711.10
  4. Step 4: Simplify right side
    313,950.96x = 73,960,470,552.12
  5. Step 5: Solve for x
    x = 73,960,470,552.12/313,950.96
  6. Step 6: Final answer
    x = 235,579.69

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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.