Finding the Fourth Proportional to 371,271.18, 556,902.06 and 118,548.46
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Solution
The fourth proportional to 371,271.18, 556,902.06 and 118,548.46 is: 177,821.19
Step by Step Solution
- Step 1: Write the proportion equation
371,271.18 : 556,902.06 = 118,548.46 : x - Step 2: Convert to fraction form
371,271.18/556,902.06 = 118,548.46/x - Step 3: Cross multiply
371,271.18x = 556,902.06 × 118,548.46 - Step 4: Simplify right side
371,271.18x = 66,019,881,583.83 - Step 5: Solve for x
x = 66,019,881,583.83/371,271.18 - Step 6: Final answer
x = 177,821.19
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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.