Finding the Fourth Proportional to 968,223.25, 1,336,105.85 and 532,612.99
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Solution
The fourth proportional to 968,223.25, 1,336,105.85 and 532,612.99 is: 734,982.68
Step by Step Solution
- Step 1: Write the proportion equation
968,223.25 : 1,336,105.85 = 532,612.99 : x - Step 2: Convert to fraction form
968,223.25/1,336,105.85 = 532,612.99/x - Step 3: Cross multiply
968,223.25x = 1,336,105.85 × 532,612.99 - Step 4: Simplify right side
968,223.25x = 711,627,325,721.66 - Step 5: Solve for x
x = 711,627,325,721.66/968,223.25 - Step 6: Final answer
x = 734,982.68
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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.