Finding the Fourth Proportional to 349,935.93, 525,536.24 and 321,804.09
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Solution
The fourth proportional to 349,935.93, 525,536.24 and 321,804.09 is: 483,287.64
Step by Step Solution
- Step 1: Write the proportion equation
349,935.93 : 525,536.24 = 321,804.09 : x - Step 2: Convert to fraction form
349,935.93/525,536.24 = 321,804.09/x - Step 3: Cross multiply
349,935.93x = 525,536.24 × 321,804.09 - Step 4: Simplify right side
349,935.93x = 169,119,709,866.20 - Step 5: Solve for x
x = 169,119,709,866.20/349,935.93 - Step 6: Final answer
x = 483,287.64
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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.