Home / 1,003,005.54-1,504,518.03-255,051.54

Finding the Fourth Proportional to 1,003,005.54, 1,504,518.03 and 255,051.54

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Solution

The fourth proportional to 1,003,005.54, 1,504,518.03 and 255,051.54 is: 382,579.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,005.54 : 1,504,518.03 = 255,051.54 : x
  2. Step 2: Convert to fraction form
    1,003,005.54/1,504,518.03 = 255,051.54/x
  3. Step 3: Cross multiply
    1,003,005.54x = 1,504,518.03 × 255,051.54
  4. Step 4: Simplify right side
    1,003,005.54x = 383,729,640,509.27
  5. Step 5: Solve for x
    x = 383,729,640,509.27/1,003,005.54
  6. Step 6: Final answer
    x = 382,579.78

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1.5x scale

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.