Finding the Fourth Proportional to 205,598.91, 307,650.99 and 169,726.62
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Solution
The fourth proportional to 205,598.91, 307,650.99 and 169,726.62 is: 253,972.95
Step by Step Solution
- Step 1: Write the proportion equation
205,598.91 : 307,650.99 = 169,726.62 : x - Step 2: Convert to fraction form
205,598.91/307,650.99 = 169,726.62/x - Step 3: Cross multiply
205,598.91x = 307,650.99 × 169,726.62 - Step 4: Simplify right side
205,598.91x = 52,216,562,672.35 - Step 5: Solve for x
x = 52,216,562,672.35/205,598.91 - Step 6: Final answer
x = 253,972.95
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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.