Finding the Fourth Proportional to 931,968.99, 1,286,091.68 and 524,060.28
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Solution
The fourth proportional to 931,968.99, 1,286,091.68 and 524,060.28 is: 723,188.83
Step by Step Solution
- Step 1: Write the proportion equation
931,968.99 : 1,286,091.68 = 524,060.28 : x - Step 2: Convert to fraction form
931,968.99/1,286,091.68 = 524,060.28/x - Step 3: Cross multiply
931,968.99x = 1,286,091.68 × 524,060.28 - Step 4: Simplify right side
931,968.99x = 673,989,563,306.17 - Step 5: Solve for x
x = 673,989,563,306.17/931,968.99 - Step 6: Final answer
x = 723,188.83
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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.