Home / 777,903.75-1,167,052.46-216,938.25

Finding the Fourth Proportional to 777,903.75, 1,167,052.46 and 216,938.25

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Solution

The fourth proportional to 777,903.75, 1,167,052.46 and 216,938.25 is: 325,462.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,903.75 : 1,167,052.46 = 216,938.25 : x
  2. Step 2: Convert to fraction form
    777,903.75/1,167,052.46 = 216,938.25/x
  3. Step 3: Cross multiply
    777,903.75x = 1,167,052.46 × 216,938.25
  4. Step 4: Simplify right side
    777,903.75x = 253,178,317,245.90
  5. Step 5: Solve for x
    x = 253,178,317,245.90/777,903.75
  6. Step 6: Final answer
    x = 325,462.27

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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.