Finding the Fourth Proportional to 298,606.95, 446,858.40 and 186,339.99
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Solution
The fourth proportional to 298,606.95, 446,858.40 and 186,339.99 is: 278,853.49
Step by Step Solution
- Step 1: Write the proportion equation
298,606.95 : 446,858.40 = 186,339.99 : x - Step 2: Convert to fraction form
298,606.95/446,858.40 = 186,339.99/x - Step 3: Cross multiply
298,606.95x = 446,858.40 × 186,339.99 - Step 4: Simplify right side
298,606.95x = 83,267,589,787.42 - Step 5: Solve for x
x = 83,267,589,787.42/298,606.95 - Step 6: Final answer
x = 278,853.49
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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.