Finding the Fourth Proportional to 299,783.70, 413,702.58 and 163,817.65
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Solution
The fourth proportional to 299,783.70, 413,702.58 and 163,817.65 is: 226,068.94
Step by Step Solution
- Step 1: Write the proportion equation
299,783.70 : 413,702.58 = 163,817.65 : x - Step 2: Convert to fraction form
299,783.70/413,702.58 = 163,817.65/x - Step 3: Cross multiply
299,783.70x = 413,702.58 × 163,817.65 - Step 4: Simplify right side
299,783.70x = 67,771,784,454.54 - Step 5: Solve for x
x = 67,771,784,454.54/299,783.70 - Step 6: Final answer
x = 226,068.94
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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.