Finding the Fourth Proportional to 346,665.99, 519,994.80 and 110,010.72
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Solution
The fourth proportional to 346,665.99, 519,994.80 and 110,010.72 is: 165,014.75
Step by Step Solution
- Step 1: Write the proportion equation
346,665.99 : 519,994.80 = 110,010.72 : x - Step 2: Convert to fraction form
346,665.99/519,994.80 = 110,010.72/x - Step 3: Cross multiply
346,665.99x = 519,994.80 × 110,010.72 - Step 4: Simplify right side
346,665.99x = 57,205,002,344.26 - Step 5: Solve for x
x = 57,205,002,344.26/346,665.99 - Step 6: Final answer
x = 165,014.75
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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.