Finding the Fourth Proportional to 568,479.20, 852,718.74 and 169,125.68
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Solution
The fourth proportional to 568,479.20, 852,718.74 and 169,125.68 is: 253,688.50
Step by Step Solution
- Step 1: Write the proportion equation
568,479.20 : 852,718.74 = 169,125.68 : x - Step 2: Convert to fraction form
568,479.20/852,718.74 = 169,125.68/x - Step 3: Cross multiply
568,479.20x = 852,718.74 × 169,125.68 - Step 4: Simplify right side
568,479.20x = 144,216,636,751.24 - Step 5: Solve for x
x = 144,216,636,751.24/568,479.20 - Step 6: Final answer
x = 253,688.50
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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.