Finding the Fourth Proportional to 650,974.42, 976,526.21 and 272,013.62
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Solution
The fourth proportional to 650,974.42, 976,526.21 and 272,013.62 is: 408,047.42
Step by Step Solution
- Step 1: Write the proportion equation
650,974.42 : 976,526.21 = 272,013.62 : x - Step 2: Convert to fraction form
650,974.42/976,526.21 = 272,013.62/x - Step 3: Cross multiply
650,974.42x = 976,526.21 × 272,013.62 - Step 4: Simplify right side
650,974.42x = 265,628,429,406.98 - Step 5: Solve for x
x = 265,628,429,406.98/650,974.42 - Step 6: Final answer
x = 408,047.42
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1.5x scale
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.