Finding the Fourth Proportional to 293,824.74, 405,268.08 and 269,702.28
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Solution
The fourth proportional to 293,824.74, 405,268.08 and 269,702.28 is: 371,996.33
Step by Step Solution
- Step 1: Write the proportion equation
293,824.74 : 405,268.08 = 269,702.28 : x - Step 2: Convert to fraction form
293,824.74/405,268.08 = 269,702.28/x - Step 3: Cross multiply
293,824.74x = 405,268.08 × 269,702.28 - Step 4: Simplify right side
293,824.74x = 109,301,725,187.22 - Step 5: Solve for x
x = 109,301,725,187.22/293,824.74 - Step 6: Final answer
x = 371,996.33
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1.5x scale
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.