Finding the Fourth Proportional to 283,680.99, 425,681.46 and 157,305.41
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Solution
The fourth proportional to 283,680.99, 425,681.46 and 157,305.41 is: 236,046.82
Step by Step Solution
- Step 1: Write the proportion equation
283,680.99 : 425,681.46 = 157,305.41 : x - Step 2: Convert to fraction form
283,680.99/425,681.46 = 157,305.41/x - Step 3: Cross multiply
283,680.99x = 425,681.46 × 157,305.41 - Step 4: Simplify right side
283,680.99x = 66,961,994,466.29 - Step 5: Solve for x
x = 66,961,994,466.29/283,680.99 - Step 6: Final answer
x = 236,046.82
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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.