Finding the Fourth Proportional to 762,558.48, 1,052,331.12 and 423,027
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Solution
The fourth proportional to 762,558.48, 1,052,331.12 and 423,027 is: 583,777.49
Step by Step Solution
- Step 1: Write the proportion equation
762,558.48 : 1,052,331.12 = 423,027 : x - Step 2: Convert to fraction form
762,558.48/1,052,331.12 = 423,027/x - Step 3: Cross multiply
762,558.48x = 1,052,331.12 × 423,027 - Step 4: Simplify right side
762,558.48x = 445,164,476,700.24 - Step 5: Solve for x
x = 445,164,476,700.24/762,558.48 - Step 6: Final answer
x = 583,777.49
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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.