Home / 629,106.56-868,176.93-342,626.41

Finding the Fourth Proportional to 629,106.56, 868,176.93 and 342,626.41

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Solution

The fourth proportional to 629,106.56, 868,176.93 and 342,626.41 is: 472,829.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,106.56 : 868,176.93 = 342,626.41 : x
  2. Step 2: Convert to fraction form
    629,106.56/868,176.93 = 342,626.41/x
  3. Step 3: Cross multiply
    629,106.56x = 868,176.93 × 342,626.41
  4. Step 4: Simplify right side
    629,106.56x = 297,460,344,770.72
  5. Step 5: Solve for x
    x = 297,460,344,770.72/629,106.56
  6. Step 6: Final answer
    x = 472,829.83

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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.