Finding the Fourth Proportional to 376,569.36, 564,931.80 and 110,338.56
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Solution
The fourth proportional to 376,569.36, 564,931.80 and 110,338.56 is: 165,530.62
Step by Step Solution
- Step 1: Write the proportion equation
376,569.36 : 564,931.80 = 110,338.56 : x - Step 2: Convert to fraction form
376,569.36/564,931.80 = 110,338.56/x - Step 3: Cross multiply
376,569.36x = 564,931.80 × 110,338.56 - Step 4: Simplify right side
376,569.36x = 62,333,761,310.21 - Step 5: Solve for x
x = 62,333,761,310.21/376,569.36 - Step 6: Final answer
x = 165,530.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.