Finding the Fourth Proportional to 354,927.41, 531,852.41 and 260,220.63
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Solution
The fourth proportional to 354,927.41, 531,852.41 and 260,220.63 is: 389,935.99
Step by Step Solution
- Step 1: Write the proportion equation
354,927.41 : 531,852.41 = 260,220.63 : x - Step 2: Convert to fraction form
354,927.41/531,852.41 = 260,220.63/x - Step 3: Cross multiply
354,927.41x = 531,852.41 × 260,220.63 - Step 4: Simplify right side
354,927.41x = 138,398,967,896.12 - Step 5: Solve for x
x = 138,398,967,896.12/354,927.41 - Step 6: Final answer
x = 389,935.99
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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.