Finding the Fourth Proportional to 488,433.74, 674,051.71 and 273,569.09
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Solution
The fourth proportional to 488,433.74, 674,051.71 and 273,569.09 is: 377,532.71
Step by Step Solution
- Step 1: Write the proportion equation
488,433.74 : 674,051.71 = 273,569.09 : x - Step 2: Convert to fraction form
488,433.74/674,051.71 = 273,569.09/x - Step 3: Cross multiply
488,433.74x = 674,051.71 × 273,569.09 - Step 4: Simplify right side
488,433.74x = 184,399,712,917.64 - Step 5: Solve for x
x = 184,399,712,917.64/488,433.74 - Step 6: Final answer
x = 377,532.71
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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.