Finding the Fourth Proportional to 486,358.42, 729,982.58 and 246,637.76
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Solution
The fourth proportional to 486,358.42, 729,982.58 and 246,637.76 is: 370,182.28
Step by Step Solution
- Step 1: Write the proportion equation
486,358.42 : 729,982.58 = 246,637.76 : x - Step 2: Convert to fraction form
486,358.42/729,982.58 = 246,637.76/x - Step 3: Cross multiply
486,358.42x = 729,982.58 × 246,637.76 - Step 4: Simplify right side
486,358.42x = 180,041,268,370.22 - Step 5: Solve for x
x = 180,041,268,370.22/486,358.42 - Step 6: Final answer
x = 370,182.28
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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.