Finding the Fourth Proportional to 453,471.05, 680,042.55 and 183,485.90
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Solution
The fourth proportional to 453,471.05, 680,042.55 and 183,485.90 is: 275,162.48
Step by Step Solution
- Step 1: Write the proportion equation
453,471.05 : 680,042.55 = 183,485.90 : x - Step 2: Convert to fraction form
453,471.05/680,042.55 = 183,485.90/x - Step 3: Cross multiply
453,471.05x = 680,042.55 × 183,485.90 - Step 4: Simplify right side
453,471.05x = 124,778,219,325.05 - Step 5: Solve for x
x = 124,778,219,325.05/453,471.05 - Step 6: Final answer
x = 275,162.48
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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.