Finding the Fourth Proportional to 577,114.28, 796,416.04 and 322,465.68
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Solution
The fourth proportional to 577,114.28, 796,416.04 and 322,465.68 is: 445,001.71
Step by Step Solution
- Step 1: Write the proportion equation
577,114.28 : 796,416.04 = 322,465.68 : x - Step 2: Convert to fraction form
577,114.28/796,416.04 = 322,465.68/x - Step 3: Cross multiply
577,114.28x = 796,416.04 × 322,465.68 - Step 4: Simplify right side
577,114.28x = 256,816,839,901.51 - Step 5: Solve for x
x = 256,816,839,901.51/577,114.28 - Step 6: Final answer
x = 445,001.71
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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.