Finding the Fourth Proportional to 474,542.98, 654,869.36 and 259,683.06
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Solution
The fourth proportional to 474,542.98, 654,869.36 and 259,683.06 is: 358,362.65
Step by Step Solution
- Step 1: Write the proportion equation
474,542.98 : 654,869.36 = 259,683.06 : x - Step 2: Convert to fraction form
474,542.98/654,869.36 = 259,683.06/x - Step 3: Cross multiply
474,542.98x = 654,869.36 × 259,683.06 - Step 4: Simplify right side
474,542.98x = 170,058,479,305.04 - Step 5: Solve for x
x = 170,058,479,305.04/474,542.98 - Step 6: Final answer
x = 358,362.65
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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.