Finding the Fourth Proportional to 757,902.19, 1,137,447.27 and 528,707.02
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Solution
The fourth proportional to 757,902.19, 1,137,447.27 and 528,707.02 is: 793,474.89
Step by Step Solution
- Step 1: Write the proportion equation
757,902.19 : 1,137,447.27 = 528,707.02 : x - Step 2: Convert to fraction form
757,902.19/1,137,447.27 = 528,707.02/x - Step 3: Cross multiply
757,902.19x = 1,137,447.27 × 528,707.02 - Step 4: Simplify right side
757,902.19x = 601,376,356,528.84 - Step 5: Solve for x
x = 601,376,356,528.84/757,902.19 - Step 6: Final answer
x = 793,474.89
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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.