Home / 337,738.85-464,128.98-322,126.91

Finding the Fourth Proportional to 337,738.85, 464,128.98 and 322,126.91

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Solution

The fourth proportional to 337,738.85, 464,128.98 and 322,126.91 is: 442,674.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,738.85 : 464,128.98 = 322,126.91 : x
  2. Step 2: Convert to fraction form
    337,738.85/464,128.98 = 322,126.91/x
  3. Step 3: Cross multiply
    337,738.85x = 464,128.98 × 322,126.91
  4. Step 4: Simplify right side
    337,738.85x = 149,508,435,329.17
  5. Step 5: Solve for x
    x = 149,508,435,329.17/337,738.85
  6. Step 6: Final answer
    x = 442,674.67

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.