Home / 313,829.88-433,085.52-170,589.92

Finding the Fourth Proportional to 313,829.88, 433,085.52 and 170,589.92

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Solution

The fourth proportional to 313,829.88, 433,085.52 and 170,589.92 is: 235,414.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,829.88 : 433,085.52 = 170,589.92 : x
  2. Step 2: Convert to fraction form
    313,829.88/433,085.52 = 170,589.92/x
  3. Step 3: Cross multiply
    313,829.88x = 433,085.52 × 170,589.92
  4. Step 4: Simplify right side
    313,829.88x = 73,880,021,724.67
  5. Step 5: Solve for x
    x = 73,880,021,724.67/313,829.88
  6. Step 6: Final answer
    x = 235,414.24

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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.