Finding the Fourth Proportional to 682,921.98, 1,019,318.40 and 591,328.62
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Solution
The fourth proportional to 682,921.98, 1,019,318.40 and 591,328.62 is: 882,607.62
Step by Step Solution
- Step 1: Write the proportion equation
682,921.98 : 1,019,318.40 = 591,328.62 : x - Step 2: Convert to fraction form
682,921.98/1,019,318.40 = 591,328.62/x - Step 3: Cross multiply
682,921.98x = 1,019,318.40 × 591,328.62 - Step 4: Simplify right side
682,921.98x = 602,752,142,812.61 - Step 5: Solve for x
x = 602,752,142,812.61/682,921.98 - Step 6: Final answer
x = 882,607.62
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.