Finding the Fourth Proportional to 528,626.97, 729,327.65 and 337,752.09
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Solution
The fourth proportional to 528,626.97, 729,327.65 and 337,752.09 is: 465,984.43
Step by Step Solution
- Step 1: Write the proportion equation
528,626.97 : 729,327.65 = 337,752.09 : x - Step 2: Convert to fraction form
528,626.97/729,327.65 = 337,752.09/x - Step 3: Cross multiply
528,626.97x = 729,327.65 × 337,752.09 - Step 4: Simplify right side
528,626.97x = 246,331,936,393.53 - Step 5: Solve for x
x = 246,331,936,393.53/528,626.97 - Step 6: Final answer
x = 465,984.43
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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.