Home / 338,147.07-507,319.38-151,114.83

Finding the Fourth Proportional to 338,147.07, 507,319.38 and 151,114.83

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Solution

The fourth proportional to 338,147.07, 507,319.38 and 151,114.83 is: 226,716.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,147.07 : 507,319.38 = 151,114.83 : x
  2. Step 2: Convert to fraction form
    338,147.07/507,319.38 = 151,114.83/x
  3. Step 3: Cross multiply
    338,147.07x = 507,319.38 × 151,114.83
  4. Step 4: Simplify right side
    338,147.07x = 76,663,481,864.41
  5. Step 5: Solve for x
    x = 76,663,481,864.41/338,147.07
  6. Step 6: Final answer
    x = 226,716.39

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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.