Finding the Fourth Proportional to 889,325.30, 1,334,024.84 and 258,239.12
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Solution
The fourth proportional to 889,325.30, 1,334,024.84 and 258,239.12 is: 387,369.38
Step by Step Solution
- Step 1: Write the proportion equation
889,325.30 : 1,334,024.84 = 258,239.12 : x - Step 2: Convert to fraction form
889,325.30/1,334,024.84 = 258,239.12/x - Step 3: Cross multiply
889,325.30x = 1,334,024.84 × 258,239.12 - Step 4: Simplify right side
889,325.30x = 344,497,394,715.21 - Step 5: Solve for x
x = 344,497,394,715.21/889,325.30 - Step 6: Final answer
x = 387,369.38
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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.