Finding the Fourth Proportional to 801,821.44, 1,106,237.00 and 457,408.92
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Solution
The fourth proportional to 801,821.44, 1,106,237.00 and 457,408.92 is: 631,066.53
Step by Step Solution
- Step 1: Write the proportion equation
801,821.44 : 1,106,237.00 = 457,408.92 : x - Step 2: Convert to fraction form
801,821.44/1,106,237.00 = 457,408.92/x - Step 3: Cross multiply
801,821.44x = 1,106,237.00 × 457,408.92 - Step 4: Simplify right side
801,821.44x = 506,002,674,153.03 - Step 5: Solve for x
x = 506,002,674,153.03/801,821.44 - Step 6: Final answer
x = 631,066.53
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1.5x scale
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.