Finding the Fourth Proportional to 307,549.40, 461,324.10 and 97,251.80
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Solution
The fourth proportional to 307,549.40, 461,324.10 and 97,251.80 is: 145,877.70
Step by Step Solution
- Step 1: Write the proportion equation
307,549.40 : 461,324.10 = 97,251.80 : x - Step 2: Convert to fraction form
307,549.40/461,324.10 = 97,251.80/x - Step 3: Cross multiply
307,549.40x = 461,324.10 × 97,251.80 - Step 4: Simplify right side
307,549.40x = 44,864,599,108.38 - Step 5: Solve for x
x = 44,864,599,108.38/307,549.40 - Step 6: Final answer
x = 145,877.70
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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.