Finding the Fourth Proportional to 756,166.74, 1,134,220.74 and 187,549.26
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Solution
The fourth proportional to 756,166.74, 1,134,220.74 and 187,549.26 is: 281,316.61
Step by Step Solution
- Step 1: Write the proportion equation
756,166.74 : 1,134,220.74 = 187,549.26 : x - Step 2: Convert to fraction form
756,166.74/1,134,220.74 = 187,549.26/x - Step 3: Cross multiply
756,166.74x = 1,134,220.74 × 187,549.26 - Step 4: Simplify right side
756,166.74x = 212,722,260,463.65 - Step 5: Solve for x
x = 212,722,260,463.65/756,166.74 - Step 6: Final answer
x = 281,316.61
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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.