Home / 679,427.56-1,019,164.38-180,792.04

Finding the Fourth Proportional to 679,427.56, 1,019,164.38 and 180,792.04

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Solution

The fourth proportional to 679,427.56, 1,019,164.38 and 180,792.04 is: 271,194.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,427.56 : 1,019,164.38 = 180,792.04 : x
  2. Step 2: Convert to fraction form
    679,427.56/1,019,164.38 = 180,792.04/x
  3. Step 3: Cross multiply
    679,427.56x = 1,019,164.38 × 180,792.04
  4. Step 4: Simplify right side
    679,427.56x = 184,256,807,355.54
  5. Step 5: Solve for x
    x = 184,256,807,355.54/679,427.56
  6. Step 6: Final answer
    x = 271,194.19

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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.