Finding the Fourth Proportional to 474,540.97, 654,866.60 and 259,681.05
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Solution
The fourth proportional to 474,540.97, 654,866.60 and 259,681.05 is: 358,359.88
Step by Step Solution
- Step 1: Write the proportion equation
474,540.97 : 654,866.60 = 259,681.05 : x - Step 2: Convert to fraction form
474,540.97/654,866.60 = 259,681.05/x - Step 3: Cross multiply
474,540.97x = 654,866.60 × 259,681.05 - Step 4: Simplify right side
474,540.97x = 170,056,446,297.93 - Step 5: Solve for x
x = 170,056,446,297.93/474,540.97 - Step 6: Final answer
x = 358,359.88
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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.