Finding the Fourth Proportional to 723,751.08, 998,792.50 and 401,450.68
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Solution
The fourth proportional to 723,751.08, 998,792.50 and 401,450.68 is: 554,010.82
Step by Step Solution
- Step 1: Write the proportion equation
723,751.08 : 998,792.50 = 401,450.68 : x - Step 2: Convert to fraction form
723,751.08/998,792.50 = 401,450.68/x - Step 3: Cross multiply
723,751.08x = 998,792.50 × 401,450.68 - Step 4: Simplify right side
723,751.08x = 400,965,928,303.90 - Step 5: Solve for x
x = 400,965,928,303.90/723,751.08 - Step 6: Final answer
x = 554,010.82
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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.