Finding the Fourth Proportional to 510,719.60, 765,043.98 and 236,780.99
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Solution
The fourth proportional to 510,719.60, 765,043.98 and 236,780.99 is: 354,691.44
Step by Step Solution
- Step 1: Write the proportion equation
510,719.60 : 765,043.98 = 236,780.99 : x - Step 2: Convert to fraction form
510,719.60/765,043.98 = 236,780.99/x - Step 3: Cross multiply
510,719.60x = 765,043.98 × 236,780.99 - Step 4: Simplify right side
510,719.60x = 181,147,867,152.72 - Step 5: Solve for x
x = 181,147,867,152.72/510,719.60 - Step 6: Final answer
x = 354,691.44
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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.