Finding the Fourth Proportional to 533,637.96, 736,414.40 and 291,917.66
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Solution
The fourth proportional to 533,637.96, 736,414.40 and 291,917.66 is: 402,843.09
Step by Step Solution
- Step 1: Write the proportion equation
533,637.96 : 736,414.40 = 291,917.66 : x - Step 2: Convert to fraction form
533,637.96/736,414.40 = 291,917.66/x - Step 3: Cross multiply
533,637.96x = 736,414.40 × 291,917.66 - Step 4: Simplify right side
533,637.96x = 214,972,365,486.03 - Step 5: Solve for x
x = 214,972,365,486.03/533,637.96 - Step 6: Final answer
x = 402,843.09
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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.