Finding the Fourth Proportional to 485,847.01, 670,470.06 and 271,000.99
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Solution
The fourth proportional to 485,847.01, 670,470.06 and 271,000.99 is: 373,982.03
Step by Step Solution
- Step 1: Write the proportion equation
485,847.01 : 670,470.06 = 271,000.99 : x - Step 2: Convert to fraction form
485,847.01/670,470.06 = 271,000.99/x - Step 3: Cross multiply
485,847.01x = 670,470.06 × 271,000.99 - Step 4: Simplify right side
485,847.01x = 181,698,050,025.36 - Step 5: Solve for x
x = 181,698,050,025.36/485,847.01 - Step 6: Final answer
x = 373,982.03
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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.