Finding the Fourth Proportional to 400,967.28, 599,788.74 and 305,474.94
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Solution
The fourth proportional to 400,967.28, 599,788.74 and 305,474.94 is: 456,946.09
Step by Step Solution
- Step 1: Write the proportion equation
400,967.28 : 599,788.74 = 305,474.94 : x - Step 2: Convert to fraction form
400,967.28/599,788.74 = 305,474.94/x - Step 3: Cross multiply
400,967.28x = 599,788.74 × 305,474.94 - Step 4: Simplify right side
400,967.28x = 183,220,429,364.18 - Step 5: Solve for x
x = 183,220,429,364.18/400,967.28 - Step 6: Final answer
x = 456,946.09
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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.