Home / 936,131.20-1,404,342.48-304,898.08

Finding the Fourth Proportional to 936,131.20, 1,404,342.48 and 304,898.08

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Solution

The fourth proportional to 936,131.20, 1,404,342.48 and 304,898.08 is: 457,394.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,131.20 : 1,404,342.48 = 304,898.08 : x
  2. Step 2: Convert to fraction form
    936,131.20/1,404,342.48 = 304,898.08/x
  3. Step 3: Cross multiply
    936,131.20x = 1,404,342.48 × 304,898.08
  4. Step 4: Simplify right side
    936,131.20x = 428,181,325,814.44
  5. Step 5: Solve for x
    x = 428,181,325,814.44/936,131.20
  6. Step 6: Final answer
    x = 457,394.57

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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.