Finding the Fourth Proportional to 340,933.95, 511,318.92 and 104,278.68
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Solution
The fourth proportional to 340,933.95, 511,318.92 and 104,278.68 is: 156,392.94
Step by Step Solution
- Step 1: Write the proportion equation
340,933.95 : 511,318.92 = 104,278.68 : x - Step 2: Convert to fraction form
340,933.95/511,318.92 = 104,278.68/x - Step 3: Cross multiply
340,933.95x = 511,318.92 × 104,278.68 - Step 4: Simplify right side
340,933.95x = 53,319,662,036.63 - Step 5: Solve for x
x = 53,319,662,036.63/340,933.95 - Step 6: Final answer
x = 156,392.94
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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.