Home / 313,285.32-432,334.26-170,045.33

Finding the Fourth Proportional to 313,285.32, 432,334.26 and 170,045.33

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Solution

The fourth proportional to 313,285.32, 432,334.26 and 170,045.33 is: 234,662.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,285.32 : 432,334.26 = 170,045.33 : x
  2. Step 2: Convert to fraction form
    313,285.32/432,334.26 = 170,045.33/x
  3. Step 3: Cross multiply
    313,285.32x = 432,334.26 × 170,045.33
  4. Step 4: Simplify right side
    313,285.32x = 73,516,419,750.33
  5. Step 5: Solve for x
    x = 73,516,419,750.33/313,285.32
  6. Step 6: Final answer
    x = 234,662.83

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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.