Finding the Fourth Proportional to 244,624.80, 366,937.20 and 86,869.20
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Solution
The fourth proportional to 244,624.80, 366,937.20 and 86,869.20 is: 130,303.80
Step by Step Solution
- Step 1: Write the proportion equation
244,624.80 : 366,937.20 = 86,869.20 : x - Step 2: Convert to fraction form
244,624.80/366,937.20 = 86,869.20/x - Step 3: Cross multiply
244,624.80x = 366,937.20 × 86,869.20 - Step 4: Simplify right side
244,624.80x = 31,875,541,014.24 - Step 5: Solve for x
x = 31,875,541,014.24/244,624.80 - Step 6: Final answer
x = 130,303.80
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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.