Finding the Fourth Proportional to 451,790.70, 623,475.98 and 247,842.02
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Solution
The fourth proportional to 451,790.70, 623,475.98 and 247,842.02 is: 342,024.63
Step by Step Solution
- Step 1: Write the proportion equation
451,790.70 : 623,475.98 = 247,842.02 : x - Step 2: Convert to fraction form
451,790.70/623,475.98 = 247,842.02/x - Step 3: Cross multiply
451,790.70x = 623,475.98 × 247,842.02 - Step 4: Simplify right side
451,790.70x = 154,523,546,304.68 - Step 5: Solve for x
x = 154,523,546,304.68/451,790.70 - Step 6: Final answer
x = 342,024.63
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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.