Finding the Fourth Proportional to 947,526.12, 1,421,682.84 and 414,772.92
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Solution
The fourth proportional to 947,526.12, 1,421,682.84 and 414,772.92 is: 622,331.70
Step by Step Solution
- Step 1: Write the proportion equation
947,526.12 : 1,421,682.84 = 414,772.92 : x - Step 2: Convert to fraction form
947,526.12/1,421,682.84 = 414,772.92/x - Step 3: Cross multiply
947,526.12x = 1,421,682.84 × 414,772.92 - Step 4: Simplify right side
947,526.12x = 589,675,542,860.69 - Step 5: Solve for x
x = 589,675,542,860.69/947,526.12 - Step 6: Final answer
x = 622,331.70
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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.