Finding the Fourth Proportional to 562,637.03, 843,683.39 and 207,818.15
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Solution
The fourth proportional to 562,637.03, 843,683.39 and 207,818.15 is: 311,626.70
Step by Step Solution
- Step 1: Write the proportion equation
562,637.03 : 843,683.39 = 207,818.15 : x - Step 2: Convert to fraction form
562,637.03/843,683.39 = 207,818.15/x - Step 3: Cross multiply
562,637.03x = 843,683.39 × 207,818.15 - Step 4: Simplify right side
562,637.03x = 175,332,720,256.44 - Step 5: Solve for x
x = 175,332,720,256.44/562,637.03 - Step 6: Final answer
x = 311,626.70
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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.