Finding the Fourth Proportional to 298,352.75, 411,726.81 and 164,216.75
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Solution
The fourth proportional to 298,352.75, 411,726.81 and 164,216.75 is: 226,619.12
Step by Step Solution
- Step 1: Write the proportion equation
298,352.75 : 411,726.81 = 164,216.75 : x - Step 2: Convert to fraction form
298,352.75/411,726.81 = 164,216.75/x - Step 3: Cross multiply
298,352.75x = 411,726.81 × 164,216.75 - Step 4: Simplify right side
298,352.75x = 67,612,438,626.07 - Step 5: Solve for x
x = 67,612,438,626.07/298,352.75 - Step 6: Final answer
x = 226,619.12
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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.