Finding the Fourth Proportional to 429,493.08, 644,322.63 and 163,232.84
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Solution
The fourth proportional to 429,493.08, 644,322.63 and 163,232.84 is: 244,880.81
Step by Step Solution
- Step 1: Write the proportion equation
429,493.08 : 644,322.63 = 163,232.84 : x - Step 2: Convert to fraction form
429,493.08/644,322.63 = 163,232.84/x - Step 3: Cross multiply
429,493.08x = 644,322.63 × 163,232.84 - Step 4: Simplify right side
429,493.08x = 105,174,612,901.07 - Step 5: Solve for x
x = 105,174,612,901.07/429,493.08 - Step 6: Final answer
x = 244,880.81
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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.