Finding the Fourth Proportional to 444,898.18, 667,412.34 and 129,314.08
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Solution
The fourth proportional to 444,898.18, 667,412.34 and 129,314.08 is: 193,990.03
Step by Step Solution
- Step 1: Write the proportion equation
444,898.18 : 667,412.34 = 129,314.08 : x - Step 2: Convert to fraction form
444,898.18/667,412.34 = 129,314.08/x - Step 3: Cross multiply
444,898.18x = 667,412.34 × 129,314.08 - Step 4: Simplify right side
444,898.18x = 86,305,812,727.75 - Step 5: Solve for x
x = 86,305,812,727.75/444,898.18 - Step 6: Final answer
x = 193,990.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.