Finding the Fourth Proportional to 803.19, 1,204.97 and 283.23
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Solution
The fourth proportional to 803.19, 1,204.97 and 283.23 is: 424.91
Step by Step Solution
- Step 1: Write the proportion equation
803.19 : 1,204.97 = 283.23 : x - Step 2: Convert to fraction form
803.19/1,204.97 = 283.23/x - Step 3: Cross multiply
803.19x = 1,204.97 × 283.23 - Step 4: Simplify right side
803.19x = 341,283.03 - Step 5: Solve for x
x = 341,283.03/803.19 - Step 6: Final answer
x = 424.91
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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.