Finding the Fourth Proportional to 667,547.67, 1,001,416.93 and 205,964.75
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Solution
The fourth proportional to 667,547.67, 1,001,416.93 and 205,964.75 is: 308,976.56
Step by Step Solution
- Step 1: Write the proportion equation
667,547.67 : 1,001,416.93 = 205,964.75 : x - Step 2: Convert to fraction form
667,547.67/1,001,416.93 = 205,964.75/x - Step 3: Cross multiply
667,547.67x = 1,001,416.93 × 205,964.75 - Step 4: Simplify right side
667,547.67x = 206,256,582,626.13 - Step 5: Solve for x
x = 206,256,582,626.13/667,547.67 - Step 6: Final answer
x = 308,976.56
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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.