Finding the Fourth Proportional to 810,896.08, 1,119,033.80 and 453,200.08
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Solution
The fourth proportional to 810,896.08, 1,119,033.80 and 453,200.08 is: 625,414.55
Step by Step Solution
- Step 1: Write the proportion equation
810,896.08 : 1,119,033.80 = 453,200.08 : x - Step 2: Convert to fraction form
810,896.08/1,119,033.80 = 453,200.08/x - Step 3: Cross multiply
810,896.08x = 1,119,033.80 × 453,200.08 - Step 4: Simplify right side
810,896.08x = 507,146,207,682.70 - Step 5: Solve for x
x = 507,146,207,682.70/810,896.08 - Step 6: Final answer
x = 625,414.55
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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.