Finding the Fourth Proportional to 468,351.84, 646,324.20 and 253,491.84
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Solution
The fourth proportional to 468,351.84, 646,324.20 and 253,491.84 is: 349,818.01
Step by Step Solution
- Step 1: Write the proportion equation
468,351.84 : 646,324.20 = 253,491.84 : x - Step 2: Convert to fraction form
468,351.84/646,324.20 = 253,491.84/x - Step 3: Cross multiply
468,351.84x = 646,324.20 × 253,491.84 - Step 4: Simplify right side
468,351.84x = 163,837,910,694.53 - Step 5: Solve for x
x = 163,837,910,694.53/468,351.84 - Step 6: Final answer
x = 349,818.01
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.