Finding the Fourth Proportional to 485,846.01, 670,468.68 and 270,999.99
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Solution
The fourth proportional to 485,846.01, 670,468.68 and 270,999.99 is: 373,980.65
Step by Step Solution
- Step 1: Write the proportion equation
485,846.01 : 670,468.68 = 270,999.99 : x - Step 2: Convert to fraction form
485,846.01/670,468.68 = 270,999.99/x - Step 3: Cross multiply
485,846.01x = 670,468.68 × 270,999.99 - Step 4: Simplify right side
485,846.01x = 181,697,005,575.31 - Step 5: Solve for x
x = 181,697,005,575.31/485,846.01 - Step 6: Final answer
x = 373,980.65
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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.