Finding the Fourth Proportional to 416,309.01, 574,520.43 and 255,132.99
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Solution
The fourth proportional to 416,309.01, 574,520.43 and 255,132.99 is: 352,092.09
Step by Step Solution
- Step 1: Write the proportion equation
416,309.01 : 574,520.43 = 255,132.99 : x - Step 2: Convert to fraction form
416,309.01/574,520.43 = 255,132.99/x - Step 3: Cross multiply
416,309.01x = 574,520.43 × 255,132.99 - Step 4: Simplify right side
416,309.01x = 146,579,110,973.72 - Step 5: Solve for x
x = 146,579,110,973.72/416,309.01 - Step 6: Final answer
x = 352,092.09
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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.