Finding the Fourth Proportional to 438,718.08, 658,349.28 and 202,094.40
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Solution
The fourth proportional to 438,718.08, 658,349.28 and 202,094.40 is: 303,266.97
Step by Step Solution
- Step 1: Write the proportion equation
438,718.08 : 658,349.28 = 202,094.40 : x - Step 2: Convert to fraction form
438,718.08/658,349.28 = 202,094.40/x - Step 3: Cross multiply
438,718.08x = 658,349.28 × 202,094.40 - Step 4: Simplify right side
438,718.08x = 133,048,702,732.03 - Step 5: Solve for x
x = 133,048,702,732.03/438,718.08 - Step 6: Final answer
x = 303,266.97
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.