Finding the Fourth Proportional to 930,024.76, 1,395,125.28 and 361,449.68
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Solution
The fourth proportional to 930,024.76, 1,395,125.28 and 361,449.68 is: 542,208.78
Step by Step Solution
- Step 1: Write the proportion equation
930,024.76 : 1,395,125.28 = 361,449.68 : x - Step 2: Convert to fraction form
930,024.76/1,395,125.28 = 361,449.68/x - Step 3: Cross multiply
930,024.76x = 1,395,125.28 × 361,449.68 - Step 4: Simplify right side
930,024.76x = 504,267,586,015.91 - Step 5: Solve for x
x = 504,267,586,015.91/930,024.76 - Step 6: Final answer
x = 542,208.78
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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.