Finding the Fourth Proportional to 304,329.70, 456,494.55 and 186,231.70
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Solution
The fourth proportional to 304,329.70, 456,494.55 and 186,231.70 is: 279,347.55
Step by Step Solution
- Step 1: Write the proportion equation
304,329.70 : 456,494.55 = 186,231.70 : x - Step 2: Convert to fraction form
304,329.70/456,494.55 = 186,231.70/x - Step 3: Cross multiply
304,329.70x = 456,494.55 × 186,231.70 - Step 4: Simplify right side
304,329.70x = 85,013,756,087.24 - Step 5: Solve for x
x = 85,013,756,087.24/304,329.70 - Step 6: Final answer
x = 279,347.55
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1.5x scale
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.