Finding the Fourth Proportional to 304,823.68, 457,530.64 and 147,162.80
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Solution
The fourth proportional to 304,823.68, 457,530.64 and 147,162.80 is: 220,886.68
Step by Step Solution
- Step 1: Write the proportion equation
304,823.68 : 457,530.64 = 147,162.80 : x - Step 2: Convert to fraction form
304,823.68/457,530.64 = 147,162.80/x - Step 3: Cross multiply
304,823.68x = 457,530.64 × 147,162.80 - Step 4: Simplify right side
304,823.68x = 67,331,490,068.19 - Step 5: Solve for x
x = 67,331,490,068.19/304,823.68 - Step 6: Final answer
x = 220,886.68
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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.