Finding the Fourth Proportional to 1,537.14, 2,304 and 612.45
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Solution
The fourth proportional to 1,537.14, 2,304 and 612.45 is: 917.99
Step by Step Solution
- Step 1: Write the proportion equation
1,537.14 : 2,304 = 612.45 : x - Step 2: Convert to fraction form
1,537.14/2,304 = 612.45/x - Step 3: Cross multiply
1,537.14x = 2,304 × 612.45 - Step 4: Simplify right side
1,537.14x = 1,411,084.80 - Step 5: Solve for x
x = 1,411,084.80/1,537.14 - Step 6: Final answer
x = 917.99
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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.