Finding the Fourth Proportional to 310,248.06, 465,446.88 and 107,814.75
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Solution
The fourth proportional to 310,248.06, 465,446.88 and 107,814.75 is: 161,748.12
Step by Step Solution
- Step 1: Write the proportion equation
310,248.06 : 465,446.88 = 107,814.75 : x - Step 2: Convert to fraction form
310,248.06/465,446.88 = 107,814.75/x - Step 3: Cross multiply
310,248.06x = 465,446.88 × 107,814.75 - Step 4: Simplify right side
310,248.06x = 50,182,039,005.48 - Step 5: Solve for x
x = 50,182,039,005.48/310,248.06 - Step 6: Final answer
x = 161,748.12
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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.