Finding the Fourth Proportional to 580,447.77, 800,973.98 and 325,749.75
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Solution
The fourth proportional to 580,447.77, 800,973.98 and 325,749.75 is: 449,509.99
Step by Step Solution
- Step 1: Write the proportion equation
580,447.77 : 800,973.98 = 325,749.75 : x - Step 2: Convert to fraction form
580,447.77/800,973.98 = 325,749.75/x - Step 3: Cross multiply
580,447.77x = 800,973.98 × 325,749.75 - Step 4: Simplify right side
580,447.77x = 260,917,073,334.32 - Step 5: Solve for x
x = 260,917,073,334.32/580,447.77 - Step 6: Final answer
x = 449,509.99
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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.