Finding the Fourth Proportional to 790,182.14, 1,090,451.36 and 427,606.00
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Solution
The fourth proportional to 790,182.14, 1,090,451.36 and 427,606.00 is: 590,096.28
Step by Step Solution
- Step 1: Write the proportion equation
790,182.14 : 1,090,451.36 = 427,606.00 : x - Step 2: Convert to fraction form
790,182.14/1,090,451.36 = 427,606.00/x - Step 3: Cross multiply
790,182.14x = 1,090,451.36 × 427,606.00 - Step 4: Simplify right side
790,182.14x = 466,283,539,380.00 - Step 5: Solve for x
x = 466,283,539,380.00/790,182.14 - Step 6: Final answer
x = 590,096.28
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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.