Finding the Fourth Proportional to 524,207.79, 784,977.61 and 346,448.43
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Solution
The fourth proportional to 524,207.79, 784,977.61 and 346,448.43 is: 518,790.95
Step by Step Solution
- Step 1: Write the proportion equation
524,207.79 : 784,977.61 = 346,448.43 : x - Step 2: Convert to fraction form
524,207.79/784,977.61 = 346,448.43/x - Step 3: Cross multiply
524,207.79x = 784,977.61 × 346,448.43 - Step 4: Simplify right side
524,207.79x = 271,954,255,778.64 - Step 5: Solve for x
x = 271,954,255,778.64/524,207.79 - Step 6: Final answer
x = 518,790.95
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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.