Finding the Fourth Proportional to 897,364.08, 1,238,342.76 and 494,956.08
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Solution
The fourth proportional to 897,364.08, 1,238,342.76 and 494,956.08 is: 683,028.54
Step by Step Solution
- Step 1: Write the proportion equation
897,364.08 : 1,238,342.76 = 494,956.08 : x - Step 2: Convert to fraction form
897,364.08/1,238,342.76 = 494,956.08/x - Step 3: Cross multiply
897,364.08x = 1,238,342.76 × 494,956.08 - Step 4: Simplify right side
897,364.08x = 612,925,278,185.98 - Step 5: Solve for x
x = 612,925,278,185.98/897,364.08 - Step 6: Final answer
x = 683,028.54
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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.