Finding the Fourth Proportional to 758,422.88, 1,046,617.36 and 414,259.03
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Solution
The fourth proportional to 758,422.88, 1,046,617.36 and 414,259.03 is: 571,674.07
Step by Step Solution
- Step 1: Write the proportion equation
758,422.88 : 1,046,617.36 = 414,259.03 : x - Step 2: Convert to fraction form
758,422.88/1,046,617.36 = 414,259.03/x - Step 3: Cross multiply
758,422.88x = 1,046,617.36 × 414,259.03 - Step 4: Simplify right side
758,422.88x = 433,570,692,607.39 - Step 5: Solve for x
x = 433,570,692,607.39/758,422.88 - Step 6: Final answer
x = 571,674.07
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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.