Finding the Fourth Proportional to 755,699.28, 1,133,911.83 and 471,316.84
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Solution
The fourth proportional to 755,699.28, 1,133,911.83 and 471,316.84 is: 707,201.60
Step by Step Solution
- Step 1: Write the proportion equation
755,699.28 : 1,133,911.83 = 471,316.84 : x - Step 2: Convert to fraction form
755,699.28/1,133,911.83 = 471,316.84/x - Step 3: Cross multiply
755,699.28x = 1,133,911.83 × 471,316.84 - Step 4: Simplify right side
755,699.28x = 534,431,740,554.22 - Step 5: Solve for x
x = 534,431,740,554.22/755,699.28 - Step 6: Final answer
x = 707,201.60
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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.