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Finding the Fourth Proportional to 338,191.58, 507,047.09 and 169,590.29

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Solution

The fourth proportional to 338,191.58, 507,047.09 and 169,590.29 is: 254,264.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,191.58 : 507,047.09 = 169,590.29 : x
  2. Step 2: Convert to fraction form
    338,191.58/507,047.09 = 169,590.29/x
  3. Step 3: Cross multiply
    338,191.58x = 507,047.09 × 169,590.29
  4. Step 4: Simplify right side
    338,191.58x = 85,990,259,653.57
  5. Step 5: Solve for x
    x = 85,990,259,653.57/338,191.58
  6. Step 6: Final answer
    x = 254,264.94

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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.