Finding the Fourth Proportional to 873,755.23, 1,311,103.68 and 368,666.28
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Solution
The fourth proportional to 873,755.23, 1,311,103.68 and 368,666.28 is: 553,198.08
Step by Step Solution
- Step 1: Write the proportion equation
873,755.23 : 1,311,103.68 = 368,666.28 : x - Step 2: Convert to fraction form
873,755.23/1,311,103.68 = 368,666.28/x - Step 3: Cross multiply
873,755.23x = 1,311,103.68 × 368,666.28 - Step 4: Simplify right side
873,755.23x = 483,359,716,399.91 - Step 5: Solve for x
x = 483,359,716,399.91/873,755.23 - Step 6: Final answer
x = 553,198.08
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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.