Finding the Fourth Proportional to 1,110,348.99, 1,665,517.95 and 268,900.74
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Solution
The fourth proportional to 1,110,348.99, 1,665,517.95 and 268,900.74 is: 403,349.77
Step by Step Solution
- Step 1: Write the proportion equation
1,110,348.99 : 1,665,517.95 = 268,900.74 : x - Step 2: Convert to fraction form
1,110,348.99/1,665,517.95 = 268,900.74/x - Step 3: Cross multiply
1,110,348.99x = 1,665,517.95 × 268,900.74 - Step 4: Simplify right side
1,110,348.99x = 447,859,009,238.28 - Step 5: Solve for x
x = 447,859,009,238.28/1,110,348.99 - Step 6: Final answer
x = 403,349.77
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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.