Home / 457,367.10-631,213.32-263,782.36

Finding the Fourth Proportional to 457,367.10, 631,213.32 and 263,782.36

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Solution

The fourth proportional to 457,367.10, 631,213.32 and 263,782.36 is: 364,046.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,367.10 : 631,213.32 = 263,782.36 : x
  2. Step 2: Convert to fraction form
    457,367.10/631,213.32 = 263,782.36/x
  3. Step 3: Cross multiply
    457,367.10x = 631,213.32 × 263,782.36
  4. Step 4: Simplify right side
    457,367.10x = 166,502,939,213.04
  5. Step 5: Solve for x
    x = 166,502,939,213.04/457,367.10
  6. Step 6: Final answer
    x = 364,046.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.