Finding the Fourth Proportional to 539,379.63, 809,566.38 and 273,328.65
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Solution
The fourth proportional to 539,379.63, 809,566.38 and 273,328.65 is: 410,244.79
Step by Step Solution
- Step 1: Write the proportion equation
539,379.63 : 809,566.38 = 273,328.65 : x - Step 2: Convert to fraction form
539,379.63/809,566.38 = 273,328.65/x - Step 3: Cross multiply
539,379.63x = 809,566.38 × 273,328.65 - Step 4: Simplify right side
539,379.63x = 221,277,685,730.79 - Step 5: Solve for x
x = 221,277,685,730.79/539,379.63 - Step 6: Final answer
x = 410,244.79
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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.