Finding the Fourth Proportional to 377,655.87, 521,176.84 and 205,585.29
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Solution
The fourth proportional to 377,655.87, 521,176.84 and 205,585.29 is: 283,714.09
Step by Step Solution
- Step 1: Write the proportion equation
377,655.87 : 521,176.84 = 205,585.29 : x - Step 2: Convert to fraction form
377,655.87/521,176.84 = 205,585.29/x - Step 3: Cross multiply
377,655.87x = 521,176.84 × 205,585.29 - Step 4: Simplify right side
377,655.87x = 107,146,291,792.68 - Step 5: Solve for x
x = 107,146,291,792.68/377,655.87 - Step 6: Final answer
x = 283,714.09
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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.