Finding the Fourth Proportional to 897,027.13, 1,345,767.90 and 297,991.23
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Solution
The fourth proportional to 897,027.13, 1,345,767.90 and 297,991.23 is: 447,062.32
Step by Step Solution
- Step 1: Write the proportion equation
897,027.13 : 1,345,767.90 = 297,991.23 : x - Step 2: Convert to fraction form
897,027.13/1,345,767.90 = 297,991.23/x - Step 3: Cross multiply
897,027.13x = 1,345,767.90 × 297,991.23 - Step 4: Simplify right side
897,027.13x = 401,027,031,815.52 - Step 5: Solve for x
x = 401,027,031,815.52/897,027.13 - Step 6: Final answer
x = 447,062.32
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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.