Finding the Fourth Proportional to 912,611.30, 1,368,812.35 and 238,757.63
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Solution
The fourth proportional to 912,611.30, 1,368,812.35 and 238,757.63 is: 358,109.08
Step by Step Solution
- Step 1: Write the proportion equation
912,611.30 : 1,368,812.35 = 238,757.63 : x - Step 2: Convert to fraction form
912,611.30/1,368,812.35 = 238,757.63/x - Step 3: Cross multiply
912,611.30x = 1,368,812.35 × 238,757.63 - Step 4: Simplify right side
912,611.30x = 326,814,392,600.73 - Step 5: Solve for x
x = 326,814,392,600.73/912,611.30 - Step 6: Final answer
x = 358,109.08
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.