Finding the Fourth Proportional to 616,228.80, 924,343.20 and 417,163.20
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Solution
The fourth proportional to 616,228.80, 924,343.20 and 417,163.20 is: 625,744.80
Step by Step Solution
- Step 1: Write the proportion equation
616,228.80 : 924,343.20 = 417,163.20 : x - Step 2: Convert to fraction form
616,228.80/924,343.20 = 417,163.20/x - Step 3: Cross multiply
616,228.80x = 924,343.20 × 417,163.20 - Step 4: Simplify right side
616,228.80x = 385,601,967,210.24 - Step 5: Solve for x
x = 385,601,967,210.24/616,228.80 - Step 6: Final answer
x = 625,744.80
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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.