Finding the Fourth Proportional to 578,072.70, 867,201.93 and 178,619.58
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Solution
The fourth proportional to 578,072.70, 867,201.93 and 178,619.58 is: 267,958.07
Step by Step Solution
- Step 1: Write the proportion equation
578,072.70 : 867,201.93 = 178,619.58 : x - Step 2: Convert to fraction form
578,072.70/867,201.93 = 178,619.58/x - Step 3: Cross multiply
578,072.70x = 867,201.93 × 178,619.58 - Step 4: Simplify right side
578,072.70x = 154,899,244,511.79 - Step 5: Solve for x
x = 154,899,244,511.79/578,072.70 - Step 6: Final answer
x = 267,958.07
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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.