Finding the Fourth Proportional to 366,939.95, 550,409.93 and 234,079.70
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Solution
The fourth proportional to 366,939.95, 550,409.93 and 234,079.70 is: 351,119.55
Step by Step Solution
- Step 1: Write the proportion equation
366,939.95 : 550,409.93 = 234,079.70 : x - Step 2: Convert to fraction form
366,939.95/550,409.93 = 234,079.70/x - Step 3: Cross multiply
366,939.95x = 550,409.93 × 234,079.70 - Step 4: Simplify right side
366,939.95x = 128,839,791,291.42 - Step 5: Solve for x
x = 128,839,791,291.42/366,939.95 - Step 6: Final answer
x = 351,119.55
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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.