Finding the Fourth Proportional to 346,546.86, 519,838.86 and 109,907.99
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Solution
The fourth proportional to 346,546.86, 519,838.86 and 109,907.99 is: 164,867.88
Step by Step Solution
- Step 1: Write the proportion equation
346,546.86 : 519,838.86 = 109,907.99 : x - Step 2: Convert to fraction form
346,546.86/519,838.86 = 109,907.99/x - Step 3: Cross multiply
346,546.86x = 519,838.86 × 109,907.99 - Step 4: Simplify right side
346,546.86x = 57,134,443,988.85 - Step 5: Solve for x
x = 57,134,443,988.85/346,546.86 - Step 6: Final answer
x = 164,867.88
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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.