Finding the Fourth Proportional to 799,430.42, 1,103,166.90 and 436,782.08
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Solution
The fourth proportional to 799,430.42, 1,103,166.90 and 436,782.08 is: 602,733.55
Step by Step Solution
- Step 1: Write the proportion equation
799,430.42 : 1,103,166.90 = 436,782.08 : x - Step 2: Convert to fraction form
799,430.42/1,103,166.90 = 436,782.08/x - Step 3: Cross multiply
799,430.42x = 1,103,166.90 × 436,782.08 - Step 4: Simplify right side
799,430.42x = 481,843,533,169.15 - Step 5: Solve for x
x = 481,843,533,169.15/799,430.42 - Step 6: Final answer
x = 602,733.55
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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.