Home / 338,943.72-507,795.87-158,698.44

Finding the Fourth Proportional to 338,943.72, 507,795.87 and 158,698.44

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Solution

The fourth proportional to 338,943.72, 507,795.87 and 158,698.44 is: 237,757.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,943.72 : 507,795.87 = 158,698.44 : x
  2. Step 2: Convert to fraction form
    338,943.72/507,795.87 = 158,698.44/x
  3. Step 3: Cross multiply
    338,943.72x = 507,795.87 × 158,698.44
  4. Step 4: Simplify right side
    338,943.72x = 80,586,412,407.44
  5. Step 5: Solve for x
    x = 80,586,412,407.44/338,943.72
  6. Step 6: Final answer
    x = 237,757.50

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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.