Finding the Fourth Proportional to 430,668.68, 645,527.26 and 177,809.80
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Solution
The fourth proportional to 430,668.68, 645,527.26 and 177,809.80 is: 266,518.27
Step by Step Solution
- Step 1: Write the proportion equation
430,668.68 : 645,527.26 = 177,809.80 : x - Step 2: Convert to fraction form
430,668.68/645,527.26 = 177,809.80/x - Step 3: Cross multiply
430,668.68x = 645,527.26 × 177,809.80 - Step 4: Simplify right side
430,668.68x = 114,781,072,995.15 - Step 5: Solve for x
x = 114,781,072,995.15/430,668.68 - Step 6: Final answer
x = 266,518.27
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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.