Finding the Fourth Proportional to 758,029.60, 1,135,546.80 and 384,320.80
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Solution
The fourth proportional to 758,029.60, 1,135,546.80 and 384,320.80 is: 575,721.92
Step by Step Solution
- Step 1: Write the proportion equation
758,029.60 : 1,135,546.80 = 384,320.80 : x - Step 2: Convert to fraction form
758,029.60/1,135,546.80 = 384,320.80/x - Step 3: Cross multiply
758,029.60x = 1,135,546.80 × 384,320.80 - Step 4: Simplify right side
758,029.60x = 436,414,254,613.44 - Step 5: Solve for x
x = 436,414,254,613.44/758,029.60 - Step 6: Final answer
x = 575,721.92
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.