Finding the Fourth Proportional to 283,708.98, 425,578.05 and 73,348.74
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Solution
The fourth proportional to 283,708.98, 425,578.05 and 73,348.74 is: 110,026.88
Step by Step Solution
- Step 1: Write the proportion equation
283,708.98 : 425,578.05 = 73,348.74 : x - Step 2: Convert to fraction form
283,708.98/425,578.05 = 73,348.74/x - Step 3: Cross multiply
283,708.98x = 425,578.05 × 73,348.74 - Step 4: Simplify right side
283,708.98x = 31,215,613,739.16 - Step 5: Solve for x
x = 31,215,613,739.16/283,708.98 - Step 6: Final answer
x = 110,026.88
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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.