Finding the Fourth Proportional to 414,989.68, 622,566.24 and 148,678.96
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Solution
The fourth proportional to 414,989.68, 622,566.24 and 148,678.96 is: 223,047.72
Step by Step Solution
- Step 1: Write the proportion equation
414,989.68 : 622,566.24 = 148,678.96 : x - Step 2: Convert to fraction form
414,989.68/622,566.24 = 148,678.96/x - Step 3: Cross multiply
414,989.68x = 622,566.24 × 148,678.96 - Step 4: Simplify right side
414,989.68x = 92,562,501,094.31 - Step 5: Solve for x
x = 92,562,501,094.31/414,989.68 - Step 6: Final answer
x = 223,047.72
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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.