Finding the Fourth Proportional to 875,542.31, 1,313,420.99 and 299,260.92
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Solution
The fourth proportional to 875,542.31, 1,313,420.99 and 299,260.92 is: 448,928.13
Step by Step Solution
- Step 1: Write the proportion equation
875,542.31 : 1,313,420.99 = 299,260.92 : x - Step 2: Convert to fraction form
875,542.31/1,313,420.99 = 299,260.92/x - Step 3: Cross multiply
875,542.31x = 1,313,420.99 × 299,260.92 - Step 4: Simplify right side
875,542.31x = 393,055,572,318.41 - Step 5: Solve for x
x = 393,055,572,318.41/875,542.31 - Step 6: Final answer
x = 448,928.13
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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.