Finding the Fourth Proportional to 302,157.92, 416,980.68 and 164,338.04
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Solution
The fourth proportional to 302,157.92, 416,980.68 and 164,338.04 is: 226,787.99
Step by Step Solution
- Step 1: Write the proportion equation
302,157.92 : 416,980.68 = 164,338.04 : x - Step 2: Convert to fraction form
302,157.92/416,980.68 = 164,338.04/x - Step 3: Cross multiply
302,157.92x = 416,980.68 × 164,338.04 - Step 4: Simplify right side
302,157.92x = 68,525,787,669.07 - Step 5: Solve for x
x = 68,525,787,669.07/302,157.92 - Step 6: Final answer
x = 226,787.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.