Finding the Fourth Proportional to 314,389.24, 471,496.02 and 124,764.28
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Solution
The fourth proportional to 314,389.24, 471,496.02 and 124,764.28 is: 187,111.56
Step by Step Solution
- Step 1: Write the proportion equation
314,389.24 : 471,496.02 = 124,764.28 : x - Step 2: Convert to fraction form
314,389.24/471,496.02 = 124,764.28/x - Step 3: Cross multiply
314,389.24x = 471,496.02 × 124,764.28 - Step 4: Simplify right side
314,389.24x = 58,825,861,458.17 - Step 5: Solve for x
x = 58,825,861,458.17/314,389.24 - Step 6: Final answer
x = 187,111.56
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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.