Finding the Fourth Proportional to 577,125.68, 796,418.16 and 322,478.96
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Solution
The fourth proportional to 577,125.68, 796,418.16 and 322,478.96 is: 445,012.43
Step by Step Solution
- Step 1: Write the proportion equation
577,125.68 : 796,418.16 = 322,478.96 : x - Step 2: Convert to fraction form
577,125.68/796,418.16 = 322,478.96/x - Step 3: Cross multiply
577,125.68x = 796,418.16 × 322,478.96 - Step 4: Simplify right side
577,125.68x = 256,828,099,961.91 - Step 5: Solve for x
x = 256,828,099,961.91/577,125.68 - Step 6: Final answer
x = 445,012.43
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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.