Finding the Fourth Proportional to 757,737.68, 1,045,675.86 and 418,203.50
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Solution
The fourth proportional to 757,737.68, 1,045,675.86 and 418,203.50 is: 577,119.65
Step by Step Solution
- Step 1: Write the proportion equation
757,737.68 : 1,045,675.86 = 418,203.50 : x - Step 2: Convert to fraction form
757,737.68/1,045,675.86 = 418,203.50/x - Step 3: Cross multiply
757,737.68x = 1,045,675.86 × 418,203.50 - Step 4: Simplify right side
757,737.68x = 437,305,304,517.51 - Step 5: Solve for x
x = 437,305,304,517.51/757,737.68 - Step 6: Final answer
x = 577,119.65
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.