Finding the Fourth Proportional to 846,355.82, 1,167,971.05 and 483,787.54
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Solution
The fourth proportional to 846,355.82, 1,167,971.05 and 483,787.54 is: 667,626.81
Step by Step Solution
- Step 1: Write the proportion equation
846,355.82 : 1,167,971.05 = 483,787.54 : x - Step 2: Convert to fraction form
846,355.82/1,167,971.05 = 483,787.54/x - Step 3: Cross multiply
846,355.82x = 1,167,971.05 × 483,787.54 - Step 4: Simplify right side
846,355.82x = 565,049,833,844.27 - Step 5: Solve for x
x = 565,049,833,844.27/846,355.82 - Step 6: Final answer
x = 667,626.81
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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.