Home / 671,976.24-1,007,457.48-405,673.44

Finding the Fourth Proportional to 671,976.24, 1,007,457.48 and 405,673.44

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Solution

The fourth proportional to 671,976.24, 1,007,457.48 and 405,673.44 is: 608,204.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,976.24 : 1,007,457.48 = 405,673.44 : x
  2. Step 2: Convert to fraction form
    671,976.24/1,007,457.48 = 405,673.44/x
  3. Step 3: Cross multiply
    671,976.24x = 1,007,457.48 × 405,673.44
  4. Step 4: Simplify right side
    671,976.24x = 408,698,741,565.33
  5. Step 5: Solve for x
    x = 408,698,741,565.33/671,976.24
  6. Step 6: Final answer
    x = 608,204.16

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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.