Home / 1,242,563.46-1,863,626.48-331,757.24

Finding the Fourth Proportional to 1,242,563.46, 1,863,626.48 and 331,757.24

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Solution

The fourth proportional to 1,242,563.46, 1,863,626.48 and 331,757.24 is: 497,577.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,563.46 : 1,863,626.48 = 331,757.24 : x
  2. Step 2: Convert to fraction form
    1,242,563.46/1,863,626.48 = 331,757.24/x
  3. Step 3: Cross multiply
    1,242,563.46x = 1,863,626.48 × 331,757.24
  4. Step 4: Simplify right side
    1,242,563.46x = 618,271,577,395.72
  5. Step 5: Solve for x
    x = 618,271,577,395.72/1,242,563.46
  6. Step 6: Final answer
    x = 497,577.47

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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.