Finding the Fourth Proportional to 486,468.99, 730,035.65 and 170,925.93
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Solution
The fourth proportional to 486,468.99, 730,035.65 and 170,925.93 is: 256,505.61
Step by Step Solution
- Step 1: Write the proportion equation
486,468.99 : 730,035.65 = 170,925.93 : x - Step 2: Convert to fraction form
486,468.99/730,035.65 = 170,925.93/x - Step 3: Cross multiply
486,468.99x = 730,035.65 × 170,925.93 - Step 4: Simplify right side
486,468.99x = 124,782,022,836.72 - Step 5: Solve for x
x = 124,782,022,836.72/486,468.99 - Step 6: Final answer
x = 256,505.61
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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.