Finding the Fourth Proportional to 483,508.08, 725,011.81 and 217,039.14
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Solution
The fourth proportional to 483,508.08, 725,011.81 and 217,039.14 is: 325,446.35
Step by Step Solution
- Step 1: Write the proportion equation
483,508.08 : 725,011.81 = 217,039.14 : x - Step 2: Convert to fraction form
483,508.08/725,011.81 = 217,039.14/x - Step 3: Cross multiply
483,508.08x = 725,011.81 × 217,039.14 - Step 4: Simplify right side
483,508.08x = 157,355,939,732.24 - Step 5: Solve for x
x = 157,355,939,732.24/483,508.08 - Step 6: Final answer
x = 325,446.35
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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.