Finding the Fourth Proportional to 765,924.68, 1,148,354.96 and 339,227.99
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Solution
The fourth proportional to 765,924.68, 1,148,354.96 and 339,227.99 is: 508,606.34
Step by Step Solution
- Step 1: Write the proportion equation
765,924.68 : 1,148,354.96 = 339,227.99 : x - Step 2: Convert to fraction form
765,924.68/1,148,354.96 = 339,227.99/x - Step 3: Cross multiply
765,924.68x = 1,148,354.96 × 339,227.99 - Step 4: Simplify right side
765,924.68x = 389,554,144,887.33 - Step 5: Solve for x
x = 389,554,144,887.33/765,924.68 - Step 6: Final answer
x = 508,606.34
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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.