Finding the Fourth Proportional to 778,361.32, 1,167,541.98 and 601,126.84
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Solution
The fourth proportional to 778,361.32, 1,167,541.98 and 601,126.84 is: 901,690.26
Step by Step Solution
- Step 1: Write the proportion equation
778,361.32 : 1,167,541.98 = 601,126.84 : x - Step 2: Convert to fraction form
778,361.32/1,167,541.98 = 601,126.84/x - Step 3: Cross multiply
778,361.32x = 1,167,541.98 × 601,126.84 - Step 4: Simplify right side
778,361.32x = 701,840,821,004.74 - Step 5: Solve for x
x = 701,840,821,004.74/778,361.32 - Step 6: Final answer
x = 901,690.26
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.