Finding the Fourth Proportional to 887,235.80, 1,224,388.74 and 560,693.92
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Solution
The fourth proportional to 887,235.80, 1,224,388.74 and 560,693.92 is: 773,759.72
Step by Step Solution
- Step 1: Write the proportion equation
887,235.80 : 1,224,388.74 = 560,693.92 : x - Step 2: Convert to fraction form
887,235.80/1,224,388.74 = 560,693.92/x - Step 3: Cross multiply
887,235.80x = 1,224,388.74 × 560,693.92 - Step 4: Simplify right side
887,235.80x = 686,507,322,234.46 - Step 5: Solve for x
x = 686,507,322,234.46/887,235.80 - Step 6: Final answer
x = 773,759.72
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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.