Finding the Fourth Proportional to 889,352.65, 1,333,753.68 and 320,660.53
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Solution
The fourth proportional to 889,352.65, 1,333,753.68 and 320,660.53 is: 480,891.54
Step by Step Solution
- Step 1: Write the proportion equation
889,352.65 : 1,333,753.68 = 320,660.53 : x - Step 2: Convert to fraction form
889,352.65/1,333,753.68 = 320,660.53/x - Step 3: Cross multiply
889,352.65x = 1,333,753.68 × 320,660.53 - Step 4: Simplify right side
889,352.65x = 427,682,161,918.25 - Step 5: Solve for x
x = 427,682,161,918.25/889,352.65 - Step 6: Final answer
x = 480,891.54
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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.