Home / 888,999.81-1,333,904.54-376,805.33

Finding the Fourth Proportional to 888,999.81, 1,333,904.54 and 376,805.33

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Solution

The fourth proportional to 888,999.81, 1,333,904.54 and 376,805.33 is: 565,379.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,999.81 : 1,333,904.54 = 376,805.33 : x
  2. Step 2: Convert to fraction form
    888,999.81/1,333,904.54 = 376,805.33/x
  3. Step 3: Cross multiply
    888,999.81x = 1,333,904.54 × 376,805.33
  4. Step 4: Simplify right side
    888,999.81x = 502,622,331,829.65
  5. Step 5: Solve for x
    x = 502,622,331,829.65/888,999.81
  6. Step 6: Final answer
    x = 565,379.57

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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.