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Finding the Fourth Proportional to 338,249.66, 507,541.21 and 158,347.27

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Solution

The fourth proportional to 338,249.66, 507,541.21 and 158,347.27 is: 237,598.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,249.66 : 507,541.21 = 158,347.27 : x
  2. Step 2: Convert to fraction form
    338,249.66/507,541.21 = 158,347.27/x
  3. Step 3: Cross multiply
    338,249.66x = 507,541.21 × 158,347.27
  4. Step 4: Simplify right side
    338,249.66x = 80,367,766,682.01
  5. Step 5: Solve for x
    x = 80,367,766,682.01/338,249.66
  6. Step 6: Final answer
    x = 237,598.96

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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.