Finding the Fourth Proportional to 719,119.26, 1,078,398.52 and 269,595.08
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Solution
The fourth proportional to 719,119.26, 1,078,398.52 and 269,595.08 is: 404,287.51
Step by Step Solution
- Step 1: Write the proportion equation
719,119.26 : 1,078,398.52 = 269,595.08 : x - Step 2: Convert to fraction form
719,119.26/1,078,398.52 = 269,595.08/x - Step 3: Cross multiply
719,119.26x = 1,078,398.52 × 269,595.08 - Step 4: Simplify right side
719,119.26x = 290,730,935,271.28 - Step 5: Solve for x
x = 290,730,935,271.28/719,119.26 - Step 6: Final answer
x = 404,287.51
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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.