Finding the Fourth Proportional to 912,611.05, 1,368,811.98 and 238,757.38
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Solution
The fourth proportional to 912,611.05, 1,368,811.98 and 238,757.38 is: 358,108.70
Step by Step Solution
- Step 1: Write the proportion equation
912,611.05 : 1,368,811.98 = 238,757.38 : x - Step 2: Convert to fraction form
912,611.05/1,368,811.98 = 238,757.38/x - Step 3: Cross multiply
912,611.05x = 1,368,811.98 × 238,757.38 - Step 4: Simplify right side
912,611.05x = 326,813,955,213.35 - Step 5: Solve for x
x = 326,813,955,213.35/912,611.05 - Step 6: Final answer
x = 358,108.70
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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.