Finding the Fourth Proportional to 442,201.12, 610,253.92 and 251,246.88
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Solution
The fourth proportional to 442,201.12, 610,253.92 and 251,246.88 is: 346,730.00
Step by Step Solution
- Step 1: Write the proportion equation
442,201.12 : 610,253.92 = 251,246.88 : x - Step 2: Convert to fraction form
442,201.12/610,253.92 = 251,246.88/x - Step 3: Cross multiply
442,201.12x = 610,253.92 × 251,246.88 - Step 4: Simplify right side
442,201.12x = 153,324,393,407.77 - Step 5: Solve for x
x = 153,324,393,407.77/442,201.12 - Step 6: Final answer
x = 346,730.00
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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.