Home / 340,500.24-510,730.92-130,159.44

Finding the Fourth Proportional to 340,500.24, 510,730.92 and 130,159.44

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Solution

The fourth proportional to 340,500.24, 510,730.92 and 130,159.44 is: 195,231.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,500.24 : 510,730.92 = 130,159.44 : x
  2. Step 2: Convert to fraction form
    340,500.24/510,730.92 = 130,159.44/x
  3. Step 3: Cross multiply
    340,500.24x = 510,730.92 × 130,159.44
  4. Step 4: Simplify right side
    340,500.24x = 66,476,450,537.88
  5. Step 5: Solve for x
    x = 66,476,450,537.88/340,500.24
  6. Step 6: Final answer
    x = 195,231.73

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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.