Finding the Fourth Proportional to 421,224.08, 631,946.88 and 151,379.48
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Solution
The fourth proportional to 421,224.08, 631,946.88 and 151,379.48 is: 227,109.02
Step by Step Solution
- Step 1: Write the proportion equation
421,224.08 : 631,946.88 = 151,379.48 : x - Step 2: Convert to fraction form
421,224.08/631,946.88 = 151,379.48/x - Step 3: Cross multiply
421,224.08x = 631,946.88 × 151,379.48 - Step 4: Simplify right side
421,224.08x = 95,663,790,082.02 - Step 5: Solve for x
x = 95,663,790,082.02/421,224.08 - Step 6: Final answer
x = 227,109.02
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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.