Finding the Fourth Proportional to 577,261.35, 796,621.84 and 322,612.54
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Solution
The fourth proportional to 577,261.35, 796,621.84 and 322,612.54 is: 445,205.96
Step by Step Solution
- Step 1: Write the proportion equation
577,261.35 : 796,621.84 = 322,612.54 : x - Step 2: Convert to fraction form
577,261.35/796,621.84 = 322,612.54/x - Step 3: Cross multiply
577,261.35x = 796,621.84 × 322,612.54 - Step 4: Simplify right side
577,261.35x = 257,000,192,423.79 - Step 5: Solve for x
x = 257,000,192,423.79/577,261.35 - Step 6: Final answer
x = 445,205.96
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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.