Finding the Fourth Proportional to 372,304.14, 514,089.99 and 345,289.26
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Solution
The fourth proportional to 372,304.14, 514,089.99 and 345,289.26 is: 476,786.94
Step by Step Solution
- Step 1: Write the proportion equation
372,304.14 : 514,089.99 = 345,289.26 : x - Step 2: Convert to fraction form
372,304.14/514,089.99 = 345,289.26/x - Step 3: Cross multiply
372,304.14x = 514,089.99 × 345,289.26 - Step 4: Simplify right side
372,304.14x = 177,509,752,220.51 - Step 5: Solve for x
x = 177,509,752,220.51/372,304.14 - Step 6: Final answer
x = 476,786.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.