Finding the Fourth Proportional to 422,501.08, 633,752.70 and 106,958.02
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Solution
The fourth proportional to 422,501.08, 633,752.70 and 106,958.02 is: 160,437.30
Step by Step Solution
- Step 1: Write the proportion equation
422,501.08 : 633,752.70 = 106,958.02 : x - Step 2: Convert to fraction form
422,501.08/633,752.70 = 106,958.02/x - Step 3: Cross multiply
422,501.08x = 633,752.70 × 106,958.02 - Step 4: Simplify right side
422,501.08x = 67,784,933,961.65 - Step 5: Solve for x
x = 67,784,933,961.65/422,501.08 - Step 6: Final answer
x = 160,437.30
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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.