Finding the Fourth Proportional to 431,774.12, 595,847.12 and 240,787.74
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Solution
The fourth proportional to 431,774.12, 595,847.12 and 240,787.74 is: 332,286.43
Step by Step Solution
- Step 1: Write the proportion equation
431,774.12 : 595,847.12 = 240,787.74 : x - Step 2: Convert to fraction form
431,774.12/595,847.12 = 240,787.74/x - Step 3: Cross multiply
431,774.12x = 595,847.12 × 240,787.74 - Step 4: Simplify right side
431,774.12x = 143,472,681,410.31 - Step 5: Solve for x
x = 143,472,681,410.31/431,774.12 - Step 6: Final answer
x = 332,286.43
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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.