Finding the Fourth Proportional to 369,879.12, 510,404.04 and 226,619.69
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Solution
The fourth proportional to 369,879.12, 510,404.04 and 226,619.69 is: 312,717.31
Step by Step Solution
- Step 1: Write the proportion equation
369,879.12 : 510,404.04 = 226,619.69 : x - Step 2: Convert to fraction form
369,879.12/510,404.04 = 226,619.69/x - Step 3: Cross multiply
369,879.12x = 510,404.04 × 226,619.69 - Step 4: Simplify right side
369,879.12x = 115,667,602,767.53 - Step 5: Solve for x
x = 115,667,602,767.53/369,879.12 - Step 6: Final answer
x = 312,717.31
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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.