Home / 285,938.44-428,927.64-117,467.26

Finding the Fourth Proportional to 285,938.44, 428,927.64 and 117,467.26

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Solution

The fourth proportional to 285,938.44, 428,927.64 and 117,467.26 is: 176,209.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,938.44 : 428,927.64 = 117,467.26 : x
  2. Step 2: Convert to fraction form
    285,938.44/428,927.64 = 117,467.26/x
  3. Step 3: Cross multiply
    285,938.44x = 428,927.64 × 117,467.26
  4. Step 4: Simplify right side
    285,938.44x = 50,384,954,609.07
  5. Step 5: Solve for x
    x = 50,384,954,609.07/285,938.44
  6. Step 6: Final answer
    x = 176,209.10

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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.