Finding the Fourth Proportional to 486,970.68, 729,913.24 and 202,501.92
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Solution
The fourth proportional to 486,970.68, 729,913.24 and 202,501.92 is: 303,527.17
Step by Step Solution
- Step 1: Write the proportion equation
486,970.68 : 729,913.24 = 202,501.92 : x - Step 2: Convert to fraction form
486,970.68/729,913.24 = 202,501.92/x - Step 3: Cross multiply
486,970.68x = 729,913.24 × 202,501.92 - Step 4: Simplify right side
486,970.68x = 147,808,832,533.42 - Step 5: Solve for x
x = 147,808,832,533.42/486,970.68 - Step 6: Final answer
x = 303,527.17
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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.