Finding the Fourth Proportional to 283,501.20, 425,251.80 and 163,926.98
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Solution
The fourth proportional to 283,501.20, 425,251.80 and 163,926.98 is: 245,890.46
Step by Step Solution
- Step 1: Write the proportion equation
283,501.20 : 425,251.80 = 163,926.98 : x - Step 2: Convert to fraction form
283,501.20/425,251.80 = 163,926.98/x - Step 3: Cross multiply
283,501.20x = 425,251.80 × 163,926.98 - Step 4: Simplify right side
283,501.20x = 69,710,241,187.31 - Step 5: Solve for x
x = 69,710,241,187.31/283,501.20 - Step 6: Final answer
x = 245,890.46
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1.5x scale
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.