Finding the Fourth Proportional to 528,627.97, 729,329.02 and 337,753.09
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Solution
The fourth proportional to 528,627.97, 729,329.02 and 337,753.09 is: 465,985.80
Step by Step Solution
- Step 1: Write the proportion equation
528,627.97 : 729,329.02 = 337,753.09 : x - Step 2: Convert to fraction form
528,627.97/729,329.02 = 337,753.09/x - Step 3: Cross multiply
528,627.97x = 729,329.02 × 337,753.09 - Step 4: Simplify right side
528,627.97x = 246,333,130,131.67 - Step 5: Solve for x
x = 246,333,130,131.67/528,627.97 - Step 6: Final answer
x = 465,985.80
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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.