Finding the Fourth Proportional to 661,577.06, 992,693.51 and 262,208.99
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Solution
The fourth proportional to 661,577.06, 992,693.51 and 262,208.99 is: 393,443.45
Step by Step Solution
- Step 1: Write the proportion equation
661,577.06 : 992,693.51 = 262,208.99 : x - Step 2: Convert to fraction form
661,577.06/992,693.51 = 262,208.99/x - Step 3: Cross multiply
661,577.06x = 992,693.51 × 262,208.99 - Step 4: Simplify right side
661,577.06x = 260,293,156,362.14 - Step 5: Solve for x
x = 260,293,156,362.14/661,577.06 - Step 6: Final answer
x = 393,443.45
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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.