Finding the Fourth Proportional to 424,948.08, 637,487.44 and 144,399.68
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Solution
The fourth proportional to 424,948.08, 637,487.44 and 144,399.68 is: 216,621.72
Step by Step Solution
- Step 1: Write the proportion equation
424,948.08 : 637,487.44 = 144,399.68 : x - Step 2: Convert to fraction form
424,948.08/637,487.44 = 144,399.68/x - Step 3: Cross multiply
424,948.08x = 637,487.44 × 144,399.68 - Step 4: Simplify right side
424,948.08x = 92,052,982,340.02 - Step 5: Solve for x
x = 92,052,982,340.02/424,948.08 - Step 6: Final answer
x = 216,621.72
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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.