Finding the Fourth Proportional to 799,475.18, 1,103,242.74 and 436,911.08
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Solution
The fourth proportional to 799,475.18, 1,103,242.74 and 436,911.08 is: 602,919.25
Step by Step Solution
- Step 1: Write the proportion equation
799,475.18 : 1,103,242.74 = 436,911.08 : x - Step 2: Convert to fraction form
799,475.18/1,103,242.74 = 436,911.08/x - Step 3: Cross multiply
799,475.18x = 1,103,242.74 × 436,911.08 - Step 4: Simplify right side
799,475.18x = 482,018,977,035.56 - Step 5: Solve for x
x = 482,018,977,035.56/799,475.18 - Step 6: Final answer
x = 602,919.25
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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.