Home / 1,003,786.29-1,505,654.73-245,621.70

Finding the Fourth Proportional to 1,003,786.29, 1,505,654.73 and 245,621.70

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Solution

The fourth proportional to 1,003,786.29, 1,505,654.73 and 245,621.70 is: 368,426.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,786.29 : 1,505,654.73 = 245,621.70 : x
  2. Step 2: Convert to fraction form
    1,003,786.29/1,505,654.73 = 245,621.70/x
  3. Step 3: Cross multiply
    1,003,786.29x = 1,505,654.73 × 245,621.70
  4. Step 4: Simplify right side
    1,003,786.29x = 369,821,474,395.64
  5. Step 5: Solve for x
    x = 369,821,474,395.64/1,003,786.29
  6. Step 6: Final answer
    x = 368,426.50

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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.