Finding the Fourth Proportional to 616,246.70, 924,370.05 and 216,884.30
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Solution
The fourth proportional to 616,246.70, 924,370.05 and 216,884.30 is: 325,326.45
Step by Step Solution
- Step 1: Write the proportion equation
616,246.70 : 924,370.05 = 216,884.30 : x - Step 2: Convert to fraction form
616,246.70/924,370.05 = 216,884.30/x - Step 3: Cross multiply
616,246.70x = 924,370.05 × 216,884.30 - Step 4: Simplify right side
616,246.70x = 200,481,351,235.22 - Step 5: Solve for x
x = 200,481,351,235.22/616,246.70 - Step 6: Final answer
x = 325,326.45
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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.