Finding the Fourth Proportional to 277,445.70, 382,876.35 and 156,592.08
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Solution
The fourth proportional to 277,445.70, 382,876.35 and 156,592.08 is: 216,097.80
Step by Step Solution
- Step 1: Write the proportion equation
277,445.70 : 382,876.35 = 156,592.08 : x - Step 2: Convert to fraction form
277,445.70/382,876.35 = 156,592.08/x - Step 3: Cross multiply
277,445.70x = 382,876.35 × 156,592.08 - Step 4: Simplify right side
277,445.70x = 59,955,404,029.31 - Step 5: Solve for x
x = 59,955,404,029.31/277,445.70 - Step 6: Final answer
x = 216,097.80
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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.