Finding the Fourth Proportional to 416,579.79, 574,881.93 and 235,293.87
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Solution
The fourth proportional to 416,579.79, 574,881.93 and 235,293.87 is: 324,706.57
Step by Step Solution
- Step 1: Write the proportion equation
416,579.79 : 574,881.93 = 235,293.87 : x - Step 2: Convert to fraction form
416,579.79/574,881.93 = 235,293.87/x - Step 3: Cross multiply
416,579.79x = 574,881.93 × 235,293.87 - Step 4: Simplify right side
416,579.79x = 135,266,194,102.77 - Step 5: Solve for x
x = 135,266,194,102.77/416,579.79 - Step 6: Final answer
x = 324,706.57
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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.