Finding the Fourth Proportional to 927,759.36, 1,391,080.32 and 506,449.92
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Solution
The fourth proportional to 927,759.36, 1,391,080.32 and 506,449.92 is: 759,369.88
Step by Step Solution
- Step 1: Write the proportion equation
927,759.36 : 1,391,080.32 = 506,449.92 : x - Step 2: Convert to fraction form
927,759.36/1,391,080.32 = 506,449.92/x - Step 3: Cross multiply
927,759.36x = 1,391,080.32 × 506,449.92 - Step 4: Simplify right side
927,759.36x = 704,512,516,777.58 - Step 5: Solve for x
x = 704,512,516,777.58/927,759.36 - Step 6: Final answer
x = 759,369.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.