Finding the Fourth Proportional to 268,476.84, 402,705.96 and 68,798.88
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Solution
The fourth proportional to 268,476.84, 402,705.96 and 68,798.88 is: 103,195.94
Step by Step Solution
- Step 1: Write the proportion equation
268,476.84 : 402,705.96 = 68,798.88 : x - Step 2: Convert to fraction form
268,476.84/402,705.96 = 68,798.88/x - Step 3: Cross multiply
268,476.84x = 402,705.96 × 68,798.88 - Step 4: Simplify right side
268,476.84x = 27,705,719,017.32 - Step 5: Solve for x
x = 27,705,719,017.32/268,476.84 - Step 6: Final answer
x = 103,195.94
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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.