Finding the Fourth Proportional to 447,506.70, 671,157.48 and 127,652.49
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Solution
The fourth proportional to 447,506.70, 671,157.48 and 127,652.49 is: 191,449.48
Step by Step Solution
- Step 1: Write the proportion equation
447,506.70 : 671,157.48 = 127,652.49 : x - Step 2: Convert to fraction form
447,506.70/671,157.48 = 127,652.49/x - Step 3: Cross multiply
447,506.70x = 671,157.48 × 127,652.49 - Step 4: Simplify right side
447,506.70x = 85,674,923,504.13 - Step 5: Solve for x
x = 85,674,923,504.13/447,506.70 - Step 6: Final answer
x = 191,449.48
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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.