Finding the Fourth Proportional to 702,446.16, 1,053,667.68 and 542,754.12
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Solution
The fourth proportional to 702,446.16, 1,053,667.68 and 542,754.12 is: 814,129.97
Step by Step Solution
- Step 1: Write the proportion equation
702,446.16 : 1,053,667.68 = 542,754.12 : x - Step 2: Convert to fraction form
702,446.16/1,053,667.68 = 542,754.12/x - Step 3: Cross multiply
702,446.16x = 1,053,667.68 × 542,754.12 - Step 4: Simplify right side
702,446.16x = 571,882,474,430.84 - Step 5: Solve for x
x = 571,882,474,430.84/702,446.16 - Step 6: Final answer
x = 814,129.97
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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.