Finding the Fourth Proportional to 329,680.08, 454,927.86 and 186,439.68
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Solution
The fourth proportional to 329,680.08, 454,927.86 and 186,439.68 is: 257,269.43
Step by Step Solution
- Step 1: Write the proportion equation
329,680.08 : 454,927.86 = 186,439.68 : x - Step 2: Convert to fraction form
329,680.08/454,927.86 = 186,439.68/x - Step 3: Cross multiply
329,680.08x = 454,927.86 × 186,439.68 - Step 4: Simplify right side
329,680.08x = 84,816,604,641.48 - Step 5: Solve for x
x = 84,816,604,641.48/329,680.08 - Step 6: Final answer
x = 257,269.43
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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.