Finding the Fourth Proportional to 980,329.98, 1,352,982.23 and 550,610.10
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Solution
The fourth proportional to 980,329.98, 1,352,982.23 and 550,610.10 is: 759,913.19
Step by Step Solution
- Step 1: Write the proportion equation
980,329.98 : 1,352,982.23 = 550,610.10 : x - Step 2: Convert to fraction form
980,329.98/1,352,982.23 = 550,610.10/x - Step 3: Cross multiply
980,329.98x = 1,352,982.23 × 550,610.10 - Step 4: Simplify right side
980,329.98x = 744,965,679,562.18 - Step 5: Solve for x
x = 744,965,679,562.18/980,329.98 - Step 6: Final answer
x = 759,913.19
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.