Finding the Fourth Proportional to 741,529.76, 1,023,319.12 and 435,619.03
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Solution
The fourth proportional to 741,529.76, 1,023,319.12 and 435,619.03 is: 601,158.99
Step by Step Solution
- Step 1: Write the proportion equation
741,529.76 : 1,023,319.12 = 435,619.03 : x - Step 2: Convert to fraction form
741,529.76/1,023,319.12 = 435,619.03/x - Step 3: Cross multiply
741,529.76x = 1,023,319.12 × 435,619.03 - Step 4: Simplify right side
741,529.76x = 445,777,281,523.02 - Step 5: Solve for x
x = 445,777,281,523.02/741,529.76 - Step 6: Final answer
x = 601,158.99
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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.