Home / 679,546.35-1,019,295.90-174,111.53

Finding the Fourth Proportional to 679,546.35, 1,019,295.90 and 174,111.53

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Solution

The fourth proportional to 679,546.35, 1,019,295.90 and 174,111.53 is: 261,161.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,546.35 : 1,019,295.90 = 174,111.53 : x
  2. Step 2: Convert to fraction form
    679,546.35/1,019,295.90 = 174,111.53/x
  3. Step 3: Cross multiply
    679,546.35x = 1,019,295.90 × 174,111.53
  4. Step 4: Simplify right side
    679,546.35x = 177,471,163,575.25
  5. Step 5: Solve for x
    x = 177,471,163,575.25/679,546.35
  6. Step 6: Final answer
    x = 261,161.23

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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.