Finding the Fourth Proportional to 1,235.68, 1,853.48 and 370
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Solution
The fourth proportional to 1,235.68, 1,853.48 and 370 is: 554.99
Step by Step Solution
- Step 1: Write the proportion equation
1,235.68 : 1,853.48 = 370 : x - Step 2: Convert to fraction form
1,235.68/1,853.48 = 370/x - Step 3: Cross multiply
1,235.68x = 1,853.48 × 370 - Step 4: Simplify right side
1,235.68x = 685,787.60 - Step 5: Solve for x
x = 685,787.60/1,235.68 - Step 6: Final answer
x = 554.99
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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.