Finding the Fourth Proportional to 346,620.06, 478,253.70 and 201,339.54
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Solution
The fourth proportional to 346,620.06, 478,253.70 and 201,339.54 is: 277,800.94
Step by Step Solution
- Step 1: Write the proportion equation
346,620.06 : 478,253.70 = 201,339.54 : x - Step 2: Convert to fraction form
346,620.06/478,253.70 = 201,339.54/x - Step 3: Cross multiply
346,620.06x = 478,253.70 × 201,339.54 - Step 4: Simplify right side
346,620.06x = 96,291,379,961.30 - Step 5: Solve for x
x = 96,291,379,961.30/346,620.06 - Step 6: Final answer
x = 277,800.94
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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.