Home / 629,106.24-868,176.51-342,626.10

Finding the Fourth Proportional to 629,106.24, 868,176.51 and 342,626.10

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Solution

The fourth proportional to 629,106.24, 868,176.51 and 342,626.10 is: 472,829.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,106.24 : 868,176.51 = 342,626.10 : x
  2. Step 2: Convert to fraction form
    629,106.24/868,176.51 = 342,626.10/x
  3. Step 3: Cross multiply
    629,106.24x = 868,176.51 × 342,626.10
  4. Step 4: Simplify right side
    629,106.24x = 297,459,934,003.17
  5. Step 5: Solve for x
    x = 297,459,934,003.17/629,106.24
  6. Step 6: Final answer
    x = 472,829.41

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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.