Finding the Fourth Proportional to 281,312.73, 421,677.50 and 175,889.61
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Solution
The fourth proportional to 281,312.73, 421,677.50 and 175,889.61 is: 263,652.09
Step by Step Solution
- Step 1: Write the proportion equation
281,312.73 : 421,677.50 = 175,889.61 : x - Step 2: Convert to fraction form
281,312.73/421,677.50 = 175,889.61/x - Step 3: Cross multiply
281,312.73x = 421,677.50 × 175,889.61 - Step 4: Simplify right side
281,312.73x = 74,168,690,141.33 - Step 5: Solve for x
x = 74,168,690,141.33/281,312.73 - Step 6: Final answer
x = 263,652.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.