Home / 751,193.73-1,036,643.76-411,661.98

Finding the Fourth Proportional to 751,193.73, 1,036,643.76 and 411,661.98

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Solution

The fourth proportional to 751,193.73, 1,036,643.76 and 411,661.98 is: 568,091.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,193.73 : 1,036,643.76 = 411,661.98 : x
  2. Step 2: Convert to fraction form
    751,193.73/1,036,643.76 = 411,661.98/x
  3. Step 3: Cross multiply
    751,193.73x = 1,036,643.76 × 411,661.98
  4. Step 4: Simplify right side
    751,193.73x = 426,746,822,796.25
  5. Step 5: Solve for x
    x = 426,746,822,796.25/751,193.73
  6. Step 6: Final answer
    x = 568,091.57

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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.