Finding the Fourth Proportional to 219,274.14, 328,952.68 and 69,552.12
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Solution
The fourth proportional to 219,274.14, 328,952.68 and 69,552.12 is: 104,341.33
Step by Step Solution
- Step 1: Write the proportion equation
219,274.14 : 328,952.68 = 69,552.12 : x - Step 2: Convert to fraction form
219,274.14/328,952.68 = 69,552.12/x - Step 3: Cross multiply
219,274.14x = 328,952.68 × 69,552.12 - Step 4: Simplify right side
219,274.14x = 22,879,356,099.80 - Step 5: Solve for x
x = 22,879,356,099.80/219,274.14 - Step 6: Final answer
x = 104,341.33
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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.