Home / 758,237.41-1,137,039.90-308,653.08

Finding the Fourth Proportional to 758,237.41, 1,137,039.90 and 308,653.08

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Solution

The fourth proportional to 758,237.41, 1,137,039.90 and 308,653.08 is: 462,850.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,237.41 : 1,137,039.90 = 308,653.08 : x
  2. Step 2: Convert to fraction form
    758,237.41/1,137,039.90 = 308,653.08/x
  3. Step 3: Cross multiply
    758,237.41x = 1,137,039.90 × 308,653.08
  4. Step 4: Simplify right side
    758,237.41x = 350,950,870,796.65
  5. Step 5: Solve for x
    x = 350,950,870,796.65/758,237.41
  6. Step 6: Final answer
    x = 462,850.91

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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.