Finding the Fourth Proportional to 994,368.84, 1,372,181.76 and 564,592.56
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Solution
The fourth proportional to 994,368.84, 1,372,181.76 and 564,592.56 is: 779,110.91
Step by Step Solution
- Step 1: Write the proportion equation
994,368.84 : 1,372,181.76 = 564,592.56 : x - Step 2: Convert to fraction form
994,368.84/1,372,181.76 = 564,592.56/x - Step 3: Cross multiply
994,368.84x = 1,372,181.76 × 564,592.56 - Step 4: Simplify right side
994,368.84x = 774,723,612,663.71 - Step 5: Solve for x
x = 774,723,612,663.71/994,368.84 - Step 6: Final answer
x = 779,110.91
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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.