Finding the Fourth Proportional to 329,389.53, 493,707.84 and 149,612.05
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Solution
The fourth proportional to 329,389.53, 493,707.84 and 149,612.05 is: 224,247.09
Step by Step Solution
- Step 1: Write the proportion equation
329,389.53 : 493,707.84 = 149,612.05 : x - Step 2: Convert to fraction form
329,389.53/493,707.84 = 149,612.05/x - Step 3: Cross multiply
329,389.53x = 493,707.84 × 149,612.05 - Step 4: Simplify right side
329,389.53x = 73,864,642,043.47 - Step 5: Solve for x
x = 73,864,642,043.47/329,389.53 - Step 6: Final answer
x = 224,247.09
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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.