Home / 1,103,273.40-1,654,521.30-393,324.60

Finding the Fourth Proportional to 1,103,273.40, 1,654,521.30 and 393,324.60

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Solution

The fourth proportional to 1,103,273.40, 1,654,521.30 and 393,324.60 is: 589,848.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,273.40 : 1,654,521.30 = 393,324.60 : x
  2. Step 2: Convert to fraction form
    1,103,273.40/1,654,521.30 = 393,324.60/x
  3. Step 3: Cross multiply
    1,103,273.40x = 1,654,521.30 × 393,324.60
  4. Step 4: Simplify right side
    1,103,273.40x = 650,763,928,513.98
  5. Step 5: Solve for x
    x = 650,763,928,513.98/1,103,273.40
  6. Step 6: Final answer
    x = 589,848.29

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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.