Finding the Fourth Proportional to 464,305.37, 640,748.09 and 270,707.68
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Solution
The fourth proportional to 464,305.37, 640,748.09 and 270,707.68 is: 373,580.49
Step by Step Solution
- Step 1: Write the proportion equation
464,305.37 : 640,748.09 = 270,707.68 : x - Step 2: Convert to fraction form
464,305.37/640,748.09 = 270,707.68/x - Step 3: Cross multiply
464,305.37x = 640,748.09 × 270,707.68 - Step 4: Simplify right side
464,305.37x = 173,455,427,983.23 - Step 5: Solve for x
x = 173,455,427,983.23/464,305.37 - Step 6: Final answer
x = 373,580.49
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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.