Finding the Fourth Proportional to 632,866.36, 873,321.93 and 346,331.09
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Solution
The fourth proportional to 632,866.36, 873,321.93 and 346,331.09 is: 477,918.49
Step by Step Solution
- Step 1: Write the proportion equation
632,866.36 : 873,321.93 = 346,331.09 : x - Step 2: Convert to fraction form
632,866.36/873,321.93 = 346,331.09/x - Step 3: Cross multiply
632,866.36x = 873,321.93 × 346,331.09 - Step 4: Simplify right side
632,866.36x = 302,458,535,937.80 - Step 5: Solve for x
x = 302,458,535,937.80/632,866.36 - Step 6: Final answer
x = 477,918.49
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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.