Finding the Fourth Proportional to 903,168.38, 1,246,508.62 and 576,620.92
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Solution
The fourth proportional to 903,168.38, 1,246,508.62 and 576,620.92 is: 795,823.86
Step by Step Solution
- Step 1: Write the proportion equation
903,168.38 : 1,246,508.62 = 576,620.92 : x - Step 2: Convert to fraction form
903,168.38/1,246,508.62 = 576,620.92/x - Step 3: Cross multiply
903,168.38x = 1,246,508.62 × 576,620.92 - Step 4: Simplify right side
903,168.38x = 718,762,947,252.33 - Step 5: Solve for x
x = 718,762,947,252.33/903,168.38 - Step 6: Final answer
x = 795,823.86
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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.