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Finding the Fourth Proportional to 313,767.87, 433,003.01 and 170,527.92

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Solution

The fourth proportional to 313,767.87, 433,003.01 and 170,527.92 is: 235,330.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,767.87 : 433,003.01 = 170,527.92 : x
  2. Step 2: Convert to fraction form
    313,767.87/433,003.01 = 170,527.92/x
  3. Step 3: Cross multiply
    313,767.87x = 433,003.01 × 170,527.92
  4. Step 4: Simplify right side
    313,767.87x = 73,839,101,796.40
  5. Step 5: Solve for x
    x = 73,839,101,796.40/313,767.87
  6. Step 6: Final answer
    x = 235,330.35

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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.