Finding the Fourth Proportional to 577,358.55, 796,733.42 and 322,713.99
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Solution
The fourth proportional to 577,358.55, 796,733.42 and 322,713.99 is: 445,333.35
Step by Step Solution
- Step 1: Write the proportion equation
577,358.55 : 796,733.42 = 322,713.99 : x - Step 2: Convert to fraction form
577,358.55/796,733.42 = 322,713.99/x - Step 3: Cross multiply
577,358.55x = 796,733.42 × 322,713.99 - Step 4: Simplify right side
577,358.55x = 257,117,019,320.98 - Step 5: Solve for x
x = 257,117,019,320.98/577,358.55 - Step 6: Final answer
x = 445,333.35
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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.