Finding the Fourth Proportional to 298,605.94, 446,856.91 and 186,338.99
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Solution
The fourth proportional to 298,605.94, 446,856.91 and 186,338.99 is: 278,852.01
Step by Step Solution
- Step 1: Write the proportion equation
298,605.94 : 446,856.91 = 186,338.99 : x - Step 2: Convert to fraction form
298,605.94/446,856.91 = 186,338.99/x - Step 3: Cross multiply
298,605.94x = 446,856.91 × 186,338.99 - Step 4: Simplify right side
298,605.94x = 83,266,865,283.92 - Step 5: Solve for x
x = 83,266,865,283.92/298,605.94 - Step 6: Final answer
x = 278,852.01
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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.