Finding the Fourth Proportional to 283,460.70, 425,191.58 and 266,139.66
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Solution
The fourth proportional to 283,460.70, 425,191.58 and 266,139.66 is: 399,209.99
Step by Step Solution
- Step 1: Write the proportion equation
283,460.70 : 425,191.58 = 266,139.66 : x - Step 2: Convert to fraction form
283,460.70/425,191.58 = 266,139.66/x - Step 3: Cross multiply
283,460.70x = 425,191.58 × 266,139.66 - Step 4: Simplify right side
283,460.70x = 113,160,342,536.06 - Step 5: Solve for x
x = 113,160,342,536.06/283,460.70 - Step 6: Final answer
x = 399,209.99
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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.