Finding the Fourth Proportional to 457,197.12, 685,545.68 and 363,032.19
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Solution
The fourth proportional to 457,197.12, 685,545.68 and 363,032.19 is: 544,349.78
Step by Step Solution
- Step 1: Write the proportion equation
457,197.12 : 685,545.68 = 363,032.19 : x - Step 2: Convert to fraction form
457,197.12/685,545.68 = 363,032.19/x - Step 3: Cross multiply
457,197.12x = 685,545.68 × 363,032.19 - Step 4: Simplify right side
457,197.12x = 248,875,150,463.02 - Step 5: Solve for x
x = 248,875,150,463.02/457,197.12 - Step 6: Final answer
x = 544,349.78
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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.