Finding the Fourth Proportional to 283,503.84, 425,258.97 and 121,376.07
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Solution
The fourth proportional to 283,503.84, 425,258.97 and 121,376.07 is: 182,065.48
Step by Step Solution
- Step 1: Write the proportion equation
283,503.84 : 425,258.97 = 121,376.07 : x - Step 2: Convert to fraction form
283,503.84/425,258.97 = 121,376.07/x - Step 3: Cross multiply
283,503.84x = 425,258.97 × 121,376.07 - Step 4: Simplify right side
283,503.84x = 51,616,262,510.85 - Step 5: Solve for x
x = 51,616,262,510.85/283,503.84 - Step 6: Final answer
x = 182,065.48
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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.