Finding the Fourth Proportional to 448,487.46, 618,904.80 and 244,539.99
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Solution
The fourth proportional to 448,487.46, 618,904.80 and 244,539.99 is: 337,460.88
Step by Step Solution
- Step 1: Write the proportion equation
448,487.46 : 618,904.80 = 244,539.99 : x - Step 2: Convert to fraction form
448,487.46/618,904.80 = 244,539.99/x - Step 3: Cross multiply
448,487.46x = 618,904.80 × 244,539.99 - Step 4: Simplify right side
448,487.46x = 151,346,973,602.95 - Step 5: Solve for x
x = 151,346,973,602.95/448,487.46 - Step 6: Final answer
x = 337,460.88
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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.