Home / 340,275.26-510,350.92-100,339.49

Finding the Fourth Proportional to 340,275.26, 510,350.92 and 100,339.49

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Solution

The fourth proportional to 340,275.26, 510,350.92 and 100,339.49 is: 150,490.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,275.26 : 510,350.92 = 100,339.49 : x
  2. Step 2: Convert to fraction form
    340,275.26/510,350.92 = 100,339.49/x
  3. Step 3: Cross multiply
    340,275.26x = 510,350.92 × 100,339.49
  4. Step 4: Simplify right side
    340,275.26x = 51,208,351,033.83
  5. Step 5: Solve for x
    x = 51,208,351,033.83/340,275.26
  6. Step 6: Final answer
    x = 150,490.96

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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.