Finding the Fourth Proportional to 462,842.48, 694,014.08 and 209,984.99
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Solution
The fourth proportional to 462,842.48, 694,014.08 and 209,984.99 is: 314,864.23
Step by Step Solution
- Step 1: Write the proportion equation
462,842.48 : 694,014.08 = 209,984.99 : x - Step 2: Convert to fraction form
462,842.48/694,014.08 = 209,984.99/x - Step 3: Cross multiply
462,842.48x = 694,014.08 × 209,984.99 - Step 4: Simplify right side
462,842.48x = 145,732,540,804.24 - Step 5: Solve for x
x = 145,732,540,804.24/462,842.48 - Step 6: Final answer
x = 314,864.23
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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.