Finding the Fourth Proportional to 968,229.99, 1,336,204.76 and 538,500.96
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Solution
The fourth proportional to 968,229.99, 1,336,204.76 and 538,500.96 is: 743,157.67
Step by Step Solution
- Step 1: Write the proportion equation
968,229.99 : 1,336,204.76 = 538,500.96 : x - Step 2: Convert to fraction form
968,229.99/1,336,204.76 = 538,500.96/x - Step 3: Cross multiply
968,229.99x = 1,336,204.76 × 538,500.96 - Step 4: Simplify right side
968,229.99x = 719,547,543,324.07 - Step 5: Solve for x
x = 719,547,543,324.07/968,229.99 - Step 6: Final answer
x = 743,157.67
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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.