Finding the Fourth Proportional to 234,762.71, 351,356.74 and 192,641.09
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Solution
The fourth proportional to 234,762.71, 351,356.74 and 192,641.09 is: 288,315.57
Step by Step Solution
- Step 1: Write the proportion equation
234,762.71 : 351,356.74 = 192,641.09 : x - Step 2: Convert to fraction form
234,762.71/351,356.74 = 192,641.09/x - Step 3: Cross multiply
234,762.71x = 351,356.74 × 192,641.09 - Step 4: Simplify right side
234,762.71x = 67,685,743,134.06 - Step 5: Solve for x
x = 67,685,743,134.06/234,762.71 - Step 6: Final answer
x = 288,315.57
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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.