Finding the Fourth Proportional to 366,741.28, 506,348.68 and 229,129.69
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Solution
The fourth proportional to 366,741.28, 506,348.68 and 229,129.69 is: 316,352.49
Step by Step Solution
- Step 1: Write the proportion equation
366,741.28 : 506,348.68 = 229,129.69 : x - Step 2: Convert to fraction form
366,741.28/506,348.68 = 229,129.69/x - Step 3: Cross multiply
366,741.28x = 506,348.68 × 229,129.69 - Step 4: Simplify right side
366,741.28x = 116,019,516,080.31 - Step 5: Solve for x
x = 116,019,516,080.31/366,741.28 - Step 6: Final answer
x = 316,352.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.