Finding the Fourth Proportional to 756,652.36, 1,044,191.83 and 412,488.49
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Solution
The fourth proportional to 756,652.36, 1,044,191.83 and 412,488.49 is: 569,240.43
Step by Step Solution
- Step 1: Write the proportion equation
756,652.36 : 1,044,191.83 = 412,488.49 : x - Step 2: Convert to fraction form
756,652.36/1,044,191.83 = 412,488.49/x - Step 3: Cross multiply
756,652.36x = 1,044,191.83 × 412,488.49 - Step 4: Simplify right side
756,652.36x = 430,717,111,227.04 - Step 5: Solve for x
x = 430,717,111,227.04/756,652.36 - Step 6: Final answer
x = 569,240.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.