Finding the Fourth Proportional to 397,329.48, 595,989.18 and 97,813.80
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Solution
The fourth proportional to 397,329.48, 595,989.18 and 97,813.80 is: 146,719.46
Step by Step Solution
- Step 1: Write the proportion equation
397,329.48 : 595,989.18 = 97,813.80 : x - Step 2: Convert to fraction form
397,329.48/595,989.18 = 97,813.80/x - Step 3: Cross multiply
397,329.48x = 595,989.18 × 97,813.80 - Step 4: Simplify right side
397,329.48x = 58,295,966,454.68 - Step 5: Solve for x
x = 58,295,966,454.68/397,329.48 - Step 6: Final answer
x = 146,719.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.