Finding the Fourth Proportional to 756,599.94, 1,044,109.35 and 412,438.68
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Solution
The fourth proportional to 756,599.94, 1,044,109.35 and 412,438.68 is: 569,166.16
Step by Step Solution
- Step 1: Write the proportion equation
756,599.94 : 1,044,109.35 = 412,438.68 : x - Step 2: Convert to fraction form
756,599.94/1,044,109.35 = 412,438.68/x - Step 3: Cross multiply
756,599.94x = 1,044,109.35 × 412,438.68 - Step 4: Simplify right side
756,599.94x = 430,631,082,089.66 - Step 5: Solve for x
x = 430,631,082,089.66/756,599.94 - Step 6: Final answer
x = 569,166.16
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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.