Finding the Fourth Proportional to 855,534.42, 1,283,300.01 and 350,330.94
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Solution
The fourth proportional to 855,534.42, 1,283,300.01 and 350,330.94 is: 525,495.75
Step by Step Solution
- Step 1: Write the proportion equation
855,534.42 : 1,283,300.01 = 350,330.94 : x - Step 2: Convert to fraction form
855,534.42/1,283,300.01 = 350,330.94/x - Step 3: Cross multiply
855,534.42x = 1,283,300.01 × 350,330.94 - Step 4: Simplify right side
855,534.42x = 449,579,698,805.31 - Step 5: Solve for x
x = 449,579,698,805.31/855,534.42 - Step 6: Final answer
x = 525,495.75
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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.