Finding the Fourth Proportional to 444,663.08, 667,013.06 and 129,119.98
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Solution
The fourth proportional to 444,663.08, 667,013.06 and 129,119.98 is: 193,685.32
Step by Step Solution
- Step 1: Write the proportion equation
444,663.08 : 667,013.06 = 129,119.98 : x - Step 2: Convert to fraction form
444,663.08/667,013.06 = 129,119.98/x - Step 3: Cross multiply
444,663.08x = 667,013.06 × 129,119.98 - Step 4: Simplify right side
444,663.08x = 86,124,711,622.21 - Step 5: Solve for x
x = 86,124,711,622.21/444,663.08 - Step 6: Final answer
x = 193,685.32
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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.