Finding the Fourth Proportional to 418,226.24, 626,911.84 and 181,369.28
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Solution
The fourth proportional to 418,226.24, 626,911.84 and 181,369.28 is: 271,868.52
Step by Step Solution
- Step 1: Write the proportion equation
418,226.24 : 626,911.84 = 181,369.28 : x - Step 2: Convert to fraction form
418,226.24/626,911.84 = 181,369.28/x - Step 3: Cross multiply
418,226.24x = 626,911.84 × 181,369.28 - Step 4: Simplify right side
418,226.24x = 113,702,549,044.28 - Step 5: Solve for x
x = 113,702,549,044.28/418,226.24 - Step 6: Final answer
x = 271,868.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.