Home / 629,310.96-868,441.32-342,824.94

Finding the Fourth Proportional to 629,310.96, 868,441.32 and 342,824.94

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Solution

The fourth proportional to 629,310.96, 868,441.32 and 342,824.94 is: 473,094.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,310.96 : 868,441.32 = 342,824.94 : x
  2. Step 2: Convert to fraction form
    629,310.96/868,441.32 = 342,824.94/x
  3. Step 3: Cross multiply
    629,310.96x = 868,441.32 × 342,824.94
  4. Step 4: Simplify right side
    629,310.96x = 297,723,343,422.52
  5. Step 5: Solve for x
    x = 297,723,343,422.52/629,310.96
  6. Step 6: Final answer
    x = 473,094.17

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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.