Finding the Fourth Proportional to 1,137.68, 1,706.16 and 368
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Solution
The fourth proportional to 1,137.68, 1,706.16 and 368 is: 551.88
Step by Step Solution
- Step 1: Write the proportion equation
1,137.68 : 1,706.16 = 368 : x - Step 2: Convert to fraction form
1,137.68/1,706.16 = 368/x - Step 3: Cross multiply
1,137.68x = 1,706.16 × 368 - Step 4: Simplify right side
1,137.68x = 627,866.88 - Step 5: Solve for x
x = 627,866.88/1,137.68 - Step 6: Final answer
x = 551.88
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