Finding the Fourth Proportional to 633,698.76, 950,548.12 and 212,974.62
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Solution
The fourth proportional to 633,698.76, 950,548.12 and 212,974.62 is: 319,461.92
Step by Step Solution
- Step 1: Write the proportion equation
633,698.76 : 950,548.12 = 212,974.62 : x - Step 2: Convert to fraction form
633,698.76/950,548.12 = 212,974.62/x - Step 3: Cross multiply
633,698.76x = 950,548.12 × 212,974.62 - Step 4: Simplify right side
633,698.76x = 202,442,624,648.71 - Step 5: Solve for x
x = 202,442,624,648.71/633,698.76 - Step 6: Final answer
x = 319,461.92
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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.