Finding the Fourth Proportional to 483,790.10, 724,810.35 and 413,806.10
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Solution
The fourth proportional to 483,790.10, 724,810.35 and 413,806.10 is: 619,960.90
Step by Step Solution
- Step 1: Write the proportion equation
483,790.10 : 724,810.35 = 413,806.10 : x - Step 2: Convert to fraction form
483,790.10/724,810.35 = 413,806.10/x - Step 3: Cross multiply
483,790.10x = 724,810.35 × 413,806.10 - Step 4: Simplify right side
483,790.10x = 299,930,944,173.14 - Step 5: Solve for x
x = 299,930,944,173.14/483,790.10 - Step 6: Final answer
x = 619,960.90
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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.