Finding the Fourth Proportional to 765,106.71, 1,147,724.31 and 232,632.36
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Solution
The fourth proportional to 765,106.71, 1,147,724.31 and 232,632.36 is: 348,968.07
Step by Step Solution
- Step 1: Write the proportion equation
765,106.71 : 1,147,724.31 = 232,632.36 : x - Step 2: Convert to fraction form
765,106.71/1,147,724.31 = 232,632.36/x - Step 3: Cross multiply
765,106.71x = 1,147,724.31 × 232,632.36 - Step 4: Simplify right side
765,106.71x = 266,997,814,864.67 - Step 5: Solve for x
x = 266,997,814,864.67/765,106.71 - Step 6: Final answer
x = 348,968.07
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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.