Finding the Fourth Proportional to 665,215.96, 998,217.68 and 244,787.08
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Solution
The fourth proportional to 665,215.96, 998,217.68 and 244,787.08 is: 367,325.51
Step by Step Solution
- Step 1: Write the proportion equation
665,215.96 : 998,217.68 = 244,787.08 : x - Step 2: Convert to fraction form
665,215.96/998,217.68 = 244,787.08/x - Step 3: Cross multiply
665,215.96x = 998,217.68 × 244,787.08 - Step 4: Simplify right side
665,215.96x = 244,350,791,091.57 - Step 5: Solve for x
x = 244,350,791,091.57/665,215.96 - Step 6: Final answer
x = 367,325.51
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.