Finding the Fourth Proportional to 362,569.15, 500,354.18 and 201,430.99
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Solution
The fourth proportional to 362,569.15, 500,354.18 and 201,430.99 is: 277,979.63
Step by Step Solution
- Step 1: Write the proportion equation
362,569.15 : 500,354.18 = 201,430.99 : x - Step 2: Convert to fraction form
362,569.15/500,354.18 = 201,430.99/x - Step 3: Cross multiply
362,569.15x = 500,354.18 × 201,430.99 - Step 4: Simplify right side
362,569.15x = 100,786,837,828.04 - Step 5: Solve for x
x = 100,786,837,828.04/362,569.15 - Step 6: Final answer
x = 277,979.63
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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.