Finding the Fourth Proportional to 366,470.15, 549,541.20 and 166,687.70
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Solution
The fourth proportional to 366,470.15, 549,541.20 and 166,687.70 is: 249,956.94
Step by Step Solution
- Step 1: Write the proportion equation
366,470.15 : 549,541.20 = 166,687.70 : x - Step 2: Convert to fraction form
366,470.15/549,541.20 = 166,687.70/x - Step 3: Cross multiply
366,470.15x = 549,541.20 × 166,687.70 - Step 4: Simplify right side
366,470.15x = 91,601,758,683.24 - Step 5: Solve for x
x = 91,601,758,683.24/366,470.15 - Step 6: Final answer
x = 249,956.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.