Finding the Fourth Proportional to 875,499.82, 1,313,289.99 and 268,244.66
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Solution
The fourth proportional to 875,499.82, 1,313,289.99 and 268,244.66 is: 402,379.33
Step by Step Solution
- Step 1: Write the proportion equation
875,499.82 : 1,313,289.99 = 268,244.66 : x - Step 2: Convert to fraction form
875,499.82/1,313,289.99 = 268,244.66/x - Step 3: Cross multiply
875,499.82x = 1,313,289.99 × 268,244.66 - Step 4: Simplify right side
875,499.82x = 352,283,026,848.95 - Step 5: Solve for x
x = 352,283,026,848.95/875,499.82 - Step 6: Final answer
x = 402,379.33
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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.