Finding the Fourth Proportional to 796,865.95, 1,099,642.89 and 434,281.99
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Solution
The fourth proportional to 796,865.95, 1,099,642.89 and 434,281.99 is: 599,291.64
Step by Step Solution
- Step 1: Write the proportion equation
796,865.95 : 1,099,642.89 = 434,281.99 : x - Step 2: Convert to fraction form
796,865.95/1,099,642.89 = 434,281.99/x - Step 3: Cross multiply
796,865.95x = 1,099,642.89 × 434,281.99 - Step 4: Simplify right side
796,865.95x = 477,555,102,558.55 - Step 5: Solve for x
x = 477,555,102,558.55/796,865.95 - Step 6: Final answer
x = 599,291.64
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1.5x scale
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.