Home / 343,623.28-472,518.58-298,222.44

Finding the Fourth Proportional to 343,623.28, 472,518.58 and 298,222.44

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Solution

The fourth proportional to 343,623.28, 472,518.58 and 298,222.44 is: 410,087.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,623.28 : 472,518.58 = 298,222.44 : x
  2. Step 2: Convert to fraction form
    343,623.28/472,518.58 = 298,222.44/x
  3. Step 3: Cross multiply
    343,623.28x = 472,518.58 × 298,222.44
  4. Step 4: Simplify right side
    343,623.28x = 140,915,643,872.94
  5. Step 5: Solve for x
    x = 140,915,643,872.94/343,623.28
  6. Step 6: Final answer
    x = 410,087.59

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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.