Finding the Fourth Proportional to 366,901.91, 506,228.40 and 211,815.26
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Solution
The fourth proportional to 366,901.91, 506,228.40 and 211,815.26 is: 292,249.50
Step by Step Solution
- Step 1: Write the proportion equation
366,901.91 : 506,228.40 = 211,815.26 : x - Step 2: Convert to fraction form
366,901.91/506,228.40 = 211,815.26/x - Step 3: Cross multiply
366,901.91x = 506,228.40 × 211,815.26 - Step 4: Simplify right side
366,901.91x = 107,226,900,165.38 - Step 5: Solve for x
x = 107,226,900,165.38/366,901.91 - Step 6: Final answer
x = 292,249.50
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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.