Finding the Fourth Proportional to 832,193.97, 1,247,187.46 and 427,369.84
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Solution
The fourth proportional to 832,193.97, 1,247,187.46 and 427,369.84 is: 640,488.06
Step by Step Solution
- Step 1: Write the proportion equation
832,193.97 : 1,247,187.46 = 427,369.84 : x - Step 2: Convert to fraction form
832,193.97/1,247,187.46 = 427,369.84/x - Step 3: Cross multiply
832,193.97x = 1,247,187.46 × 427,369.84 - Step 4: Simplify right side
832,193.97x = 533,010,304,919.45 - Step 5: Solve for x
x = 533,010,304,919.45/832,193.97 - Step 6: Final answer
x = 640,488.06
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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.