Finding the Fourth Proportional to 888,964.84, 1,226,771.43 and 481,066.66
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Solution
The fourth proportional to 888,964.84, 1,226,771.43 and 481,066.66 is: 663,871.96
Step by Step Solution
- Step 1: Write the proportion equation
888,964.84 : 1,226,771.43 = 481,066.66 : x - Step 2: Convert to fraction form
888,964.84/1,226,771.43 = 481,066.66/x - Step 3: Cross multiply
888,964.84x = 1,226,771.43 × 481,066.66 - Step 4: Simplify right side
888,964.84x = 590,158,834,142.99 - Step 5: Solve for x
x = 590,158,834,142.99/888,964.84 - Step 6: Final answer
x = 663,871.96
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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.