Finding the Fourth Proportional to 432,868.80, 597,542.88 and 263,157.12
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Solution
The fourth proportional to 432,868.80, 597,542.88 and 263,157.12 is: 363,268.65
Step by Step Solution
- Step 1: Write the proportion equation
432,868.80 : 597,542.88 = 263,157.12 : x - Step 2: Convert to fraction form
432,868.80/597,542.88 = 263,157.12/x - Step 3: Cross multiply
432,868.80x = 597,542.88 × 263,157.12 - Step 4: Simplify right side
432,868.80x = 157,247,663,377.31 - Step 5: Solve for x
x = 157,247,663,377.31/432,868.80 - Step 6: Final answer
x = 363,268.65
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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.