Finding the Fourth Proportional to 762,490.44, 1,052,284.50 and 440,259.48
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Solution
The fourth proportional to 762,490.44, 1,052,284.50 and 440,259.48 is: 607,585.62
Step by Step Solution
- Step 1: Write the proportion equation
762,490.44 : 1,052,284.50 = 440,259.48 : x - Step 2: Convert to fraction form
762,490.44/1,052,284.50 = 440,259.48/x - Step 3: Cross multiply
762,490.44x = 1,052,284.50 × 440,259.48 - Step 4: Simplify right side
762,490.44x = 463,278,226,782.06 - Step 5: Solve for x
x = 463,278,226,782.06/762,490.44 - Step 6: Final answer
x = 607,585.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.