Finding the Fourth Proportional to 379,937.76, 569,907.29 and 155,297.99
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Solution
The fourth proportional to 379,937.76, 569,907.29 and 155,297.99 is: 232,947.26
Step by Step Solution
- Step 1: Write the proportion equation
379,937.76 : 569,907.29 = 155,297.99 : x - Step 2: Convert to fraction form
379,937.76/569,907.29 = 155,297.99/x - Step 3: Cross multiply
379,937.76x = 569,907.29 × 155,297.99 - Step 4: Simplify right side
379,937.76x = 88,505,458,436.36 - Step 5: Solve for x
x = 88,505,458,436.36/379,937.76 - Step 6: Final answer
x = 232,947.26
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.