Finding the Fourth Proportional to 428,968.03, 591,956.06 and 235,370.92
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Solution
The fourth proportional to 428,968.03, 591,956.06 and 235,370.92 is: 324,800.99
Step by Step Solution
- Step 1: Write the proportion equation
428,968.03 : 591,956.06 = 235,370.92 : x - Step 2: Convert to fraction form
428,968.03/591,956.06 = 235,370.92/x - Step 3: Cross multiply
428,968.03x = 591,956.06 × 235,370.92 - Step 4: Simplify right side
428,968.03x = 139,329,238,305.14 - Step 5: Solve for x
x = 139,329,238,305.14/428,968.03 - Step 6: Final answer
x = 324,800.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.