Home / 457,195.47-630,869.96-263,610.47

Finding the Fourth Proportional to 457,195.47, 630,869.96 and 263,610.47

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Solution

The fourth proportional to 457,195.47, 630,869.96 and 263,610.47 is: 363,747.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,195.47 : 630,869.96 = 263,610.47 : x
  2. Step 2: Convert to fraction form
    457,195.47/630,869.96 = 263,610.47/x
  3. Step 3: Cross multiply
    457,195.47x = 630,869.96 × 263,610.47
  4. Step 4: Simplify right side
    457,195.47x = 166,303,922,192.08
  5. Step 5: Solve for x
    x = 166,303,922,192.08/457,195.47
  6. Step 6: Final answer
    x = 363,747.97

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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.