Finding the Fourth Proportional to 675,306.18, 931,010.56 and 433,168.42
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Solution
The fourth proportional to 675,306.18, 931,010.56 and 433,168.42 is: 597,187.45
Step by Step Solution
- Step 1: Write the proportion equation
675,306.18 : 931,010.56 = 433,168.42 : x - Step 2: Convert to fraction form
675,306.18/931,010.56 = 433,168.42/x - Step 3: Cross multiply
675,306.18x = 931,010.56 × 433,168.42 - Step 4: Simplify right side
675,306.18x = 403,284,373,278.52 - Step 5: Solve for x
x = 403,284,373,278.52/675,306.18 - Step 6: Final answer
x = 597,187.45
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1.5x scale
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.