Finding the Fourth Proportional to 967,351.78, 1,450,865.69 and 293,271.91
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Solution
The fourth proportional to 967,351.78, 1,450,865.69 and 293,271.91 is: 439,858.75
Step by Step Solution
- Step 1: Write the proportion equation
967,351.78 : 1,450,865.69 = 293,271.91 : x - Step 2: Convert to fraction form
967,351.78/1,450,865.69 = 293,271.91/x - Step 3: Cross multiply
967,351.78x = 1,450,865.69 × 293,271.91 - Step 4: Simplify right side
967,351.78x = 425,498,148,066.01 - Step 5: Solve for x
x = 425,498,148,066.01/967,351.78 - Step 6: Final answer
x = 439,858.75
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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.