Home / 903,961.44-1,355,940.78-371,107.08

Finding the Fourth Proportional to 903,961.44, 1,355,940.78 and 371,107.08

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Solution

The fourth proportional to 903,961.44, 1,355,940.78 and 371,107.08 is: 556,660.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,961.44 : 1,355,940.78 = 371,107.08 : x
  2. Step 2: Convert to fraction form
    903,961.44/1,355,940.78 = 371,107.08/x
  3. Step 3: Cross multiply
    903,961.44x = 1,355,940.78 × 371,107.08
  4. Step 4: Simplify right side
    903,961.44x = 503,199,223,518.72
  5. Step 5: Solve for x
    x = 503,199,223,518.72/903,961.44
  6. Step 6: Final answer
    x = 556,660.05

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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.