Finding the Fourth Proportional to 889,423.27, 1,334,171.83 and 258,337.09
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Solution
The fourth proportional to 889,423.27, 1,334,171.83 and 258,337.09 is: 387,516.35
Step by Step Solution
- Step 1: Write the proportion equation
889,423.27 : 1,334,171.83 = 258,337.09 : x - Step 2: Convert to fraction form
889,423.27/1,334,171.83 = 258,337.09/x - Step 3: Cross multiply
889,423.27x = 1,334,171.83 × 258,337.09 - Step 4: Simplify right side
889,423.27x = 344,666,060,805.47 - Step 5: Solve for x
x = 344,666,060,805.47/889,423.27 - Step 6: Final answer
x = 387,516.35
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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.