Finding the Fourth Proportional to 626,225.14, 864,192.54 and 339,747.58
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Solution
The fourth proportional to 626,225.14, 864,192.54 and 339,747.58 is: 468,852.66
Step by Step Solution
- Step 1: Write the proportion equation
626,225.14 : 864,192.54 = 339,747.58 : x - Step 2: Convert to fraction form
626,225.14/864,192.54 = 339,747.58/x - Step 3: Cross multiply
626,225.14x = 864,192.54 × 339,747.58 - Step 4: Simplify right side
626,225.14x = 293,607,324,119.05 - Step 5: Solve for x
x = 293,607,324,119.05/626,225.14 - Step 6: Final answer
x = 468,852.66
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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.