Finding the Fourth Proportional to 888,457.44, 1,226,070 and 486,049.44
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Solution
The fourth proportional to 888,457.44, 1,226,070 and 486,049.44 is: 670,747.53
Step by Step Solution
- Step 1: Write the proportion equation
888,457.44 : 1,226,070 = 486,049.44 : x - Step 2: Convert to fraction form
888,457.44/1,226,070 = 486,049.44/x - Step 3: Cross multiply
888,457.44x = 1,226,070 × 486,049.44 - Step 4: Simplify right side
888,457.44x = 595,930,636,900.80 - Step 5: Solve for x
x = 595,930,636,900.80/888,457.44 - Step 6: Final answer
x = 670,747.53
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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.