Finding the Fourth Proportional to 268,325.95, 402,502.71 and 68,648.06
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Solution
The fourth proportional to 268,325.95, 402,502.71 and 68,648.06 is: 102,975.62
Step by Step Solution
- Step 1: Write the proportion equation
268,325.95 : 402,502.71 = 68,648.06 : x - Step 2: Convert to fraction form
268,325.95/402,502.71 = 68,648.06/x - Step 3: Cross multiply
268,325.95x = 402,502.71 × 68,648.06 - Step 4: Simplify right side
268,325.95x = 27,631,030,186.24 - Step 5: Solve for x
x = 27,631,030,186.24/268,325.95 - Step 6: Final answer
x = 102,975.62
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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.