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Finding the Fourth Proportional to 340,149.99, 510,339.78 and 150,584.19

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Solution

The fourth proportional to 340,149.99, 510,339.78 and 150,584.19 is: 225,927.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,149.99 : 510,339.78 = 150,584.19 : x
  2. Step 2: Convert to fraction form
    340,149.99/510,339.78 = 150,584.19/x
  3. Step 3: Cross multiply
    340,149.99x = 510,339.78 × 150,584.19
  4. Step 4: Simplify right side
    340,149.99x = 76,849,102,396.08
  5. Step 5: Solve for x
    x = 76,849,102,396.08/340,149.99
  6. Step 6: Final answer
    x = 225,927.10

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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.