Finding the Fourth Proportional to 268,185.88, 402,444.93 and 155,918.92
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Solution
The fourth proportional to 268,185.88, 402,444.93 and 155,918.92 is: 233,974.95
Step by Step Solution
- Step 1: Write the proportion equation
268,185.88 : 402,444.93 = 155,918.92 : x - Step 2: Convert to fraction form
268,185.88/402,444.93 = 155,918.92/x - Step 3: Cross multiply
268,185.88x = 402,444.93 × 155,918.92 - Step 4: Simplify right side
268,185.88x = 62,748,778,845.08 - Step 5: Solve for x
x = 62,748,778,845.08/268,185.88 - Step 6: Final answer
x = 233,974.95
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1.5x scale
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.