Finding the Fourth Proportional to 633,252.12, 873,970.92 and 361,257.36
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Solution
The fourth proportional to 633,252.12, 873,970.92 and 361,257.36 is: 498,582.50
Step by Step Solution
- Step 1: Write the proportion equation
633,252.12 : 873,970.92 = 361,257.36 : x - Step 2: Convert to fraction form
633,252.12/873,970.92 = 361,257.36/x - Step 3: Cross multiply
633,252.12x = 873,970.92 × 361,257.36 - Step 4: Simplify right side
633,252.12x = 315,728,427,275.97 - Step 5: Solve for x
x = 315,728,427,275.97/633,252.12 - Step 6: Final answer
x = 498,582.50
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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.