Home / 1,295,552.45-1,943,258.61-396,996.78

Finding the Fourth Proportional to 1,295,552.45, 1,943,258.61 and 396,996.78

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Solution

The fourth proportional to 1,295,552.45, 1,943,258.61 and 396,996.78 is: 595,473.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,552.45 : 1,943,258.61 = 396,996.78 : x
  2. Step 2: Convert to fraction form
    1,295,552.45/1,943,258.61 = 396,996.78/x
  3. Step 3: Cross multiply
    1,295,552.45x = 1,943,258.61 × 396,996.78
  4. Step 4: Simplify right side
    1,295,552.45x = 771,467,413,071.27
  5. Step 5: Solve for x
    x = 771,467,413,071.27/1,295,552.45
  6. Step 6: Final answer
    x = 595,473.70

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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.