Finding the Fourth Proportional to 875,600.80, 1,313,440.54 and 268,344.62
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Solution
The fourth proportional to 875,600.80, 1,313,440.54 and 268,344.62 is: 402,528.99
Step by Step Solution
- Step 1: Write the proportion equation
875,600.80 : 1,313,440.54 = 268,344.62 : x - Step 2: Convert to fraction form
875,600.80/1,313,440.54 = 268,344.62/x - Step 3: Cross multiply
875,600.80x = 1,313,440.54 × 268,344.62 - Step 4: Simplify right side
875,600.80x = 352,454,702,598.90 - Step 5: Solve for x
x = 352,454,702,598.90/875,600.80 - Step 6: Final answer
x = 402,528.99
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1.5x scale
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.