Finding the Fourth Proportional to 442,254.62, 610,313.18 and 251,278.49
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Solution
The fourth proportional to 442,254.62, 610,313.18 and 251,278.49 is: 346,765.34
Step by Step Solution
- Step 1: Write the proportion equation
442,254.62 : 610,313.18 = 251,278.49 : x - Step 2: Convert to fraction form
442,254.62/610,313.18 = 251,278.49/x - Step 3: Cross multiply
442,254.62x = 610,313.18 × 251,278.49 - Step 4: Simplify right side
442,254.62x = 153,358,569,989.54 - Step 5: Solve for x
x = 153,358,569,989.54/442,254.62 - Step 6: Final answer
x = 346,765.34
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1.5x scale
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.