Finding the Fourth Proportional to 577,360.55, 796,736.17 and 322,715.99
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Solution
The fourth proportional to 577,360.55, 796,736.17 and 322,715.99 is: 445,336.11
Step by Step Solution
- Step 1: Write the proportion equation
577,360.55 : 796,736.17 = 322,715.99 : x - Step 2: Convert to fraction form
577,360.55/796,736.17 = 322,715.99/x - Step 3: Cross multiply
577,360.55x = 796,736.17 × 322,715.99 - Step 4: Simplify right side
577,360.55x = 257,119,501,870.36 - Step 5: Solve for x
x = 257,119,501,870.36/577,360.55 - Step 6: Final answer
x = 445,336.11
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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.