Finding the Fourth Proportional to 368,967.44, 553,528.92 and 119,630
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Solution
The fourth proportional to 368,967.44, 553,528.92 and 119,630 is: 179,470.21
Step by Step Solution
- Step 1: Write the proportion equation
368,967.44 : 553,528.92 = 119,630 : x - Step 2: Convert to fraction form
368,967.44/553,528.92 = 119,630/x - Step 3: Cross multiply
368,967.44x = 553,528.92 × 119,630 - Step 4: Simplify right side
368,967.44x = 66,218,664,699.60 - Step 5: Solve for x
x = 66,218,664,699.60/368,967.44 - Step 6: Final answer
x = 179,470.21
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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.