Finding the Fourth Proportional to 474,543.42, 654,869.97 and 259,683.53
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Solution
The fourth proportional to 474,543.42, 654,869.97 and 259,683.53 is: 358,363.29
Step by Step Solution
- Step 1: Write the proportion equation
474,543.42 : 654,869.97 = 259,683.53 : x - Step 2: Convert to fraction form
474,543.42/654,869.97 = 259,683.53/x - Step 3: Cross multiply
474,543.42x = 654,869.97 × 259,683.53 - Step 4: Simplify right side
474,543.42x = 170,058,942,226.24 - Step 5: Solve for x
x = 170,058,942,226.24/474,543.42 - Step 6: Final answer
x = 358,363.29
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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.