Home / 457,366.10-631,211.94-263,781.36

Finding the Fourth Proportional to 457,366.10, 631,211.94 and 263,781.36

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Solution

The fourth proportional to 457,366.10, 631,211.94 and 263,781.36 is: 364,045.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,366.10 : 631,211.94 = 263,781.36 : x
  2. Step 2: Convert to fraction form
    457,366.10/631,211.94 = 263,781.36/x
  3. Step 3: Cross multiply
    457,366.10x = 631,211.94 × 263,781.36
  4. Step 4: Simplify right side
    457,366.10x = 166,501,943,981.44
  5. Step 5: Solve for x
    x = 166,501,943,981.44/457,366.10
  6. Step 6: Final answer
    x = 364,045.23

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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.