Finding the Fourth Proportional to 507,074.91, 759,491.16 and 346,770.96
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Solution
The fourth proportional to 507,074.91, 759,491.16 and 346,770.96 is: 519,389.69
Step by Step Solution
- Step 1: Write the proportion equation
507,074.91 : 759,491.16 = 346,770.96 : x - Step 2: Convert to fraction form
507,074.91/759,491.16 = 346,770.96/x - Step 3: Cross multiply
507,074.91x = 759,491.16 × 346,770.96 - Step 4: Simplify right side
507,074.91x = 263,369,478,664.71 - Step 5: Solve for x
x = 263,369,478,664.71/507,074.91 - Step 6: Final answer
x = 519,389.69
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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.