Home / 313,872.24-433,138.59-170,635.86

Finding the Fourth Proportional to 313,872.24, 433,138.59 and 170,635.86

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Solution

The fourth proportional to 313,872.24, 433,138.59 and 170,635.86 is: 235,474.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,872.24 : 433,138.59 = 170,635.86 : x
  2. Step 2: Convert to fraction form
    313,872.24/433,138.59 = 170,635.86/x
  3. Step 3: Cross multiply
    313,872.24x = 433,138.59 × 170,635.86
  4. Step 4: Simplify right side
    313,872.24x = 73,908,975,803.84
  5. Step 5: Solve for x
    x = 73,908,975,803.84/313,872.24
  6. Step 6: Final answer
    x = 235,474.71

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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.