Finding the Fourth Proportional to 474,542.97, 654,869.36 and 259,683.05
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Solution
The fourth proportional to 474,542.97, 654,869.36 and 259,683.05 is: 358,362.64
Step by Step Solution
- Step 1: Write the proportion equation
474,542.97 : 654,869.36 = 259,683.05 : x - Step 2: Convert to fraction form
474,542.97/654,869.36 = 259,683.05/x - Step 3: Cross multiply
474,542.97x = 654,869.36 × 259,683.05 - Step 4: Simplify right side
474,542.97x = 170,058,472,756.35 - Step 5: Solve for x
x = 170,058,472,756.35/474,542.97 - Step 6: Final answer
x = 358,362.64
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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.