Finding the Fourth Proportional to 369,251.77, 553,656.18 and 169,321.69
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Solution
The fourth proportional to 369,251.77, 553,656.18 and 169,321.69 is: 253,880.99
Step by Step Solution
- Step 1: Write the proportion equation
369,251.77 : 553,656.18 = 169,321.69 : x - Step 2: Convert to fraction form
369,251.77/553,656.18 = 169,321.69/x - Step 3: Cross multiply
369,251.77x = 553,656.18 × 169,321.69 - Step 4: Simplify right side
369,251.77x = 93,746,002,441.68 - Step 5: Solve for x
x = 93,746,002,441.68/369,251.77 - Step 6: Final answer
x = 253,880.99
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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.