Finding the Fourth Proportional to 573,646.56, 863,884.74 and 499,660.35
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Solution
The fourth proportional to 573,646.56, 863,884.74 and 499,660.35 is: 752,464.99
Step by Step Solution
- Step 1: Write the proportion equation
573,646.56 : 863,884.74 = 499,660.35 : x - Step 2: Convert to fraction form
573,646.56/863,884.74 = 499,660.35/x - Step 3: Cross multiply
573,646.56x = 863,884.74 × 499,660.35 - Step 4: Simplify right side
573,646.56x = 431,648,951,548.06 - Step 5: Solve for x
x = 431,648,951,548.06/573,646.56 - Step 6: Final answer
x = 752,464.99
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.