Finding the Fourth Proportional to 297,941.31, 411,291.54 and 177,121.71
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Solution
The fourth proportional to 297,941.31, 411,291.54 and 177,121.71 is: 244,506.75
Step by Step Solution
- Step 1: Write the proportion equation
297,941.31 : 411,291.54 = 177,121.71 : x - Step 2: Convert to fraction form
297,941.31/411,291.54 = 177,121.71/x - Step 3: Cross multiply
297,941.31x = 411,291.54 × 177,121.71 - Step 4: Simplify right side
297,941.31x = 72,848,660,873.33 - Step 5: Solve for x
x = 72,848,660,873.33/297,941.31 - Step 6: Final answer
x = 244,506.75
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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.