Finding the Fourth Proportional to 535,381.65, 738,813.96 and 293,662.08
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Solution
The fourth proportional to 535,381.65, 738,813.96 and 293,662.08 is: 405,246.70
Step by Step Solution
- Step 1: Write the proportion equation
535,381.65 : 738,813.96 = 293,662.08 : x - Step 2: Convert to fraction form
535,381.65/738,813.96 = 293,662.08/x - Step 3: Cross multiply
535,381.65x = 738,813.96 × 293,662.08 - Step 4: Simplify right side
535,381.65x = 216,961,644,226.64 - Step 5: Solve for x
x = 216,961,644,226.64/535,381.65 - Step 6: Final answer
x = 405,246.70
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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.