Finding the Fourth Proportional to 740,394.47, 1,110,451.21 and 360,933.57
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Solution
The fourth proportional to 740,394.47, 1,110,451.21 and 360,933.57 is: 541,331.87
Step by Step Solution
- Step 1: Write the proportion equation
740,394.47 : 1,110,451.21 = 360,933.57 : x - Step 2: Convert to fraction form
740,394.47/1,110,451.21 = 360,933.57/x - Step 3: Cross multiply
740,394.47x = 1,110,451.21 × 360,933.57 - Step 4: Simplify right side
740,394.47x = 400,799,119,536.12 - Step 5: Solve for x
x = 400,799,119,536.12/740,394.47 - Step 6: Final answer
x = 541,331.87
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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.