Finding the Fourth Proportional to 580,339.68, 799,551.37 and 449,065.99
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Solution
The fourth proportional to 580,339.68, 799,551.37 and 449,065.99 is: 618,691.67
Step by Step Solution
- Step 1: Write the proportion equation
580,339.68 : 799,551.37 = 449,065.99 : x - Step 2: Convert to fraction form
580,339.68/799,551.37 = 449,065.99/x - Step 3: Cross multiply
580,339.68x = 799,551.37 × 449,065.99 - Step 4: Simplify right side
580,339.68x = 359,051,325,279.58 - Step 5: Solve for x
x = 359,051,325,279.58/580,339.68 - Step 6: Final answer
x = 618,691.67
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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.