Finding the Fourth Proportional to 424,911.08, 637,381.86 and 144,391.88
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Solution
The fourth proportional to 424,911.08, 637,381.86 and 144,391.88 is: 216,593.00
Step by Step Solution
- Step 1: Write the proportion equation
424,911.08 : 637,381.86 = 144,391.88 : x - Step 2: Convert to fraction form
424,911.08/637,381.86 = 144,391.88/x - Step 3: Cross multiply
424,911.08x = 637,381.86 × 144,391.88 - Step 4: Simplify right side
424,911.08x = 92,032,765,043.30 - Step 5: Solve for x
x = 92,032,765,043.30/424,911.08 - Step 6: Final answer
x = 216,593.00
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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.