Home / 1,325,429.62-1,988,258.54-365,885.39

Finding the Fourth Proportional to 1,325,429.62, 1,988,258.54 and 365,885.39

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Solution

The fourth proportional to 1,325,429.62, 1,988,258.54 and 365,885.39 is: 548,859.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,429.62 : 1,988,258.54 = 365,885.39 : x
  2. Step 2: Convert to fraction form
    1,325,429.62/1,988,258.54 = 365,885.39/x
  3. Step 3: Cross multiply
    1,325,429.62x = 1,988,258.54 × 365,885.39
  4. Step 4: Simplify right side
    1,325,429.62x = 727,474,757,214.09
  5. Step 5: Solve for x
    x = 727,474,757,214.09/1,325,429.62
  6. Step 6: Final answer
    x = 548,859.59

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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.