Finding the Fourth Proportional to 657,489.27, 986,290.06 and 230,988.05
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Solution
The fourth proportional to 657,489.27, 986,290.06 and 230,988.05 is: 346,501.79
Step by Step Solution
- Step 1: Write the proportion equation
657,489.27 : 986,290.06 = 230,988.05 : x - Step 2: Convert to fraction form
657,489.27/986,290.06 = 230,988.05/x - Step 3: Cross multiply
657,489.27x = 986,290.06 × 230,988.05 - Step 4: Simplify right side
657,489.27x = 227,821,212,184.86 - Step 5: Solve for x
x = 227,821,212,184.86/657,489.27 - Step 6: Final answer
x = 346,501.79
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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.