Finding the Fourth Proportional to 447,095.36, 670,686.78 and 162,863.12
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Solution
The fourth proportional to 447,095.36, 670,686.78 and 162,863.12 is: 244,310.61
Step by Step Solution
- Step 1: Write the proportion equation
447,095.36 : 670,686.78 = 162,863.12 : x - Step 2: Convert to fraction form
447,095.36/670,686.78 = 162,863.12/x - Step 3: Cross multiply
447,095.36x = 670,686.78 × 162,863.12 - Step 4: Simplify right side
447,095.36x = 109,230,141,533.55 - Step 5: Solve for x
x = 109,230,141,533.55/447,095.36 - Step 6: Final answer
x = 244,310.61
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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.