Finding the Fourth Proportional to 480,245.70, 720,342.48 and 243,582.19
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Solution
The fourth proportional to 480,245.70, 720,342.48 and 243,582.19 is: 365,360.06
Step by Step Solution
- Step 1: Write the proportion equation
480,245.70 : 720,342.48 = 243,582.19 : x - Step 2: Convert to fraction form
480,245.70/720,342.48 = 243,582.19/x - Step 3: Cross multiply
480,245.70x = 720,342.48 × 243,582.19 - Step 4: Simplify right side
480,245.70x = 175,462,598,828.43 - Step 5: Solve for x
x = 175,462,598,828.43/480,245.70 - Step 6: Final answer
x = 365,360.06
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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.