Finding the Fourth Proportional to 589,595.81, 813,644.96 and 334,960.97
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Solution
The fourth proportional to 589,595.81, 813,644.96 and 334,960.97 is: 462,247.69
Step by Step Solution
- Step 1: Write the proportion equation
589,595.81 : 813,644.96 = 334,960.97 : x - Step 2: Convert to fraction form
589,595.81/813,644.96 = 334,960.97/x - Step 3: Cross multiply
589,595.81x = 813,644.96 × 334,960.97 - Step 4: Simplify right side
589,595.81x = 272,539,299,294.18 - Step 5: Solve for x
x = 272,539,299,294.18/589,595.81 - Step 6: Final answer
x = 462,247.69
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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.