Home / 313,747.46-432,974.84-170,507.50

Finding the Fourth Proportional to 313,747.46, 432,974.84 and 170,507.50

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Solution

The fourth proportional to 313,747.46, 432,974.84 and 170,507.50 is: 235,302.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,747.46 : 432,974.84 = 170,507.50 : x
  2. Step 2: Convert to fraction form
    313,747.46/432,974.84 = 170,507.50/x
  3. Step 3: Cross multiply
    313,747.46x = 432,974.84 × 170,507.50
  4. Step 4: Simplify right side
    313,747.46x = 73,825,457,531.30
  5. Step 5: Solve for x
    x = 73,825,457,531.30/313,747.46
  6. Step 6: Final answer
    x = 235,302.17

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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.