Finding the Fourth Proportional to 839.04, 1,258.32 and 352
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Solution
The fourth proportional to 839.04, 1,258.32 and 352 is: 527.90
Step by Step Solution
- Step 1: Write the proportion equation
839.04 : 1,258.32 = 352 : x - Step 2: Convert to fraction form
839.04/1,258.32 = 352/x - Step 3: Cross multiply
839.04x = 1,258.32 × 352 - Step 4: Simplify right side
839.04x = 442,928.64 - Step 5: Solve for x
x = 442,928.64/839.04 - Step 6: Final answer
x = 527.90
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