Finding the Fourth Proportional to 289,024.99, 432,673.73 and 174,827.20
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Solution
The fourth proportional to 289,024.99, 432,673.73 and 174,827.20 is: 261,718.32
Step by Step Solution
- Step 1: Write the proportion equation
289,024.99 : 432,673.73 = 174,827.20 : x - Step 2: Convert to fraction form
289,024.99/432,673.73 = 174,827.20/x - Step 3: Cross multiply
289,024.99x = 432,673.73 × 174,827.20 - Step 4: Simplify right side
289,024.99x = 75,643,135,824.86 - Step 5: Solve for x
x = 75,643,135,824.86/289,024.99 - Step 6: Final answer
x = 261,718.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.