Home / 340,269.46-510,450.89-115,569.57

Finding the Fourth Proportional to 340,269.46, 510,450.89 and 115,569.57

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Solution

The fourth proportional to 340,269.46, 510,450.89 and 115,569.57 is: 173,370.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,269.46 : 510,450.89 = 115,569.57 : x
  2. Step 2: Convert to fraction form
    340,269.46/510,450.89 = 115,569.57/x
  3. Step 3: Cross multiply
    340,269.46x = 510,450.89 × 115,569.57
  4. Step 4: Simplify right side
    340,269.46x = 58,992,587,576.78
  5. Step 5: Solve for x
    x = 58,992,587,576.78/340,269.46
  6. Step 6: Final answer
    x = 173,370.21

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1.5x scale

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.