Finding the Fourth Proportional to 563,836.94, 778,094.53 and 305,722.44
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Solution
The fourth proportional to 563,836.94, 778,094.53 and 305,722.44 is: 421,896.72
Step by Step Solution
- Step 1: Write the proportion equation
563,836.94 : 778,094.53 = 305,722.44 : x - Step 2: Convert to fraction form
563,836.94/778,094.53 = 305,722.44/x - Step 3: Cross multiply
563,836.94x = 778,094.53 × 305,722.44 - Step 4: Simplify right side
563,836.94x = 237,880,958,262.25 - Step 5: Solve for x
x = 237,880,958,262.25/563,836.94 - Step 6: Final answer
x = 421,896.72
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.