Finding the Fourth Proportional to 480,149.59, 719,838.42 and 329,944.81
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Solution
The fourth proportional to 480,149.59, 719,838.42 and 329,944.81 is: 494,651.99
Step by Step Solution
- Step 1: Write the proportion equation
480,149.59 : 719,838.42 = 329,944.81 : x - Step 2: Convert to fraction form
480,149.59/719,838.42 = 329,944.81/x - Step 3: Cross multiply
480,149.59x = 719,838.42 × 329,944.81 - Step 4: Simplify right side
480,149.59x = 237,506,950,717.60 - Step 5: Solve for x
x = 237,506,950,717.60/480,149.59 - Step 6: Final answer
x = 494,651.99
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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.