Finding the Fourth Proportional to 431,335.29, 595,286.99 and 259,308.94
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Solution
The fourth proportional to 431,335.29, 595,286.99 and 259,308.94 is: 357,872.96
Step by Step Solution
- Step 1: Write the proportion equation
431,335.29 : 595,286.99 = 259,308.94 : x - Step 2: Convert to fraction form
431,335.29/595,286.99 = 259,308.94/x - Step 3: Cross multiply
431,335.29x = 595,286.99 × 259,308.94 - Step 4: Simplify right side
431,335.29x = 154,363,238,372.69 - Step 5: Solve for x
x = 154,363,238,372.69/431,335.29 - Step 6: Final answer
x = 357,872.96
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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.