Finding the Fourth Proportional to 571,804.08, 789,125.40 and 330,130.92
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Solution
The fourth proportional to 571,804.08, 789,125.40 and 330,130.92 is: 455,601.32
Step by Step Solution
- Step 1: Write the proportion equation
571,804.08 : 789,125.40 = 330,130.92 : x - Step 2: Convert to fraction form
571,804.08/789,125.40 = 330,130.92/x - Step 3: Cross multiply
571,804.08x = 789,125.40 × 330,130.92 - Step 4: Simplify right side
571,804.08x = 260,514,694,297.37 - Step 5: Solve for x
x = 260,514,694,297.37/571,804.08 - Step 6: Final answer
x = 455,601.32
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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.