Finding the Fourth Proportional to 702,553.23, 1,053,828.28 and 542,861.37
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Solution
The fourth proportional to 702,553.23, 1,053,828.28 and 542,861.37 is: 814,290.84
Step by Step Solution
- Step 1: Write the proportion equation
702,553.23 : 1,053,828.28 = 542,861.37 : x - Step 2: Convert to fraction form
702,553.23/1,053,828.28 = 542,861.37/x - Step 3: Cross multiply
702,553.23x = 1,053,828.28 × 542,861.37 - Step 4: Simplify right side
702,553.23x = 572,082,655,842.10 - Step 5: Solve for x
x = 572,082,655,842.10/702,553.23 - Step 6: Final answer
x = 814,290.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.