Finding the Fourth Proportional to 535,695.65, 739,269.15 and 294,000.70
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Solution
The fourth proportional to 535,695.65, 739,269.15 and 294,000.70 is: 405,725.99
Step by Step Solution
- Step 1: Write the proportion equation
535,695.65 : 739,269.15 = 294,000.70 : x - Step 2: Convert to fraction form
535,695.65/739,269.15 = 294,000.70/x - Step 3: Cross multiply
535,695.65x = 739,269.15 × 294,000.70 - Step 4: Simplify right side
535,695.65x = 217,345,647,588.41 - Step 5: Solve for x
x = 217,345,647,588.41/535,695.65 - Step 6: Final answer
x = 405,725.99
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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.