Home / 340,271.46-510,453.89-115,571.57

Finding the Fourth Proportional to 340,271.46, 510,453.89 and 115,571.57

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Solution

The fourth proportional to 340,271.46, 510,453.89 and 115,571.57 is: 173,373.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,271.46 : 510,453.89 = 115,571.57 : x
  2. Step 2: Convert to fraction form
    340,271.46/510,453.89 = 115,571.57/x
  3. Step 3: Cross multiply
    340,271.46x = 510,453.89 × 115,571.57
  4. Step 4: Simplify right side
    340,271.46x = 58,993,957,479.91
  5. Step 5: Solve for x
    x = 58,993,957,479.91/340,271.46
  6. Step 6: Final answer
    x = 173,373.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.