Finding the Fourth Proportional to 875,938.41, 1,313,905.46 and 211,090.41
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Solution
The fourth proportional to 875,938.41, 1,313,905.46 and 211,090.41 is: 316,635.09
Step by Step Solution
- Step 1: Write the proportion equation
875,938.41 : 1,313,905.46 = 211,090.41 : x - Step 2: Convert to fraction form
875,938.41/1,313,905.46 = 211,090.41/x - Step 3: Cross multiply
875,938.41x = 1,313,905.46 × 211,090.41 - Step 4: Simplify right side
875,938.41x = 277,352,841,197.19 - Step 5: Solve for x
x = 277,352,841,197.19/875,938.41 - Step 6: Final answer
x = 316,635.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.