Finding the Fourth Proportional to 846, 1,269.06 and 283.14
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Solution
The fourth proportional to 846, 1,269.06 and 283.14 is: 424.73
Step by Step Solution
- Step 1: Write the proportion equation
846 : 1,269.06 = 283.14 : x - Step 2: Convert to fraction form
846/1,269.06 = 283.14/x - Step 3: Cross multiply
846x = 1,269.06 × 283.14 - Step 4: Simplify right side
846x = 359,321.65 - Step 5: Solve for x
x = 359,321.65/846 - Step 6: Final answer
x = 424.73
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.