Finding the Fourth Proportional to 474,688.99, 655,087.47 and 259,829.23
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Solution
The fourth proportional to 474,688.99, 655,087.47 and 259,829.23 is: 358,573.46
Step by Step Solution
- Step 1: Write the proportion equation
474,688.99 : 655,087.47 = 259,829.23 : x - Step 2: Convert to fraction form
474,688.99/655,087.47 = 259,829.23/x - Step 3: Cross multiply
474,688.99x = 655,087.47 × 259,829.23 - Step 4: Simplify right side
474,688.99x = 170,210,872,912.75 - Step 5: Solve for x
x = 170,210,872,912.75/474,688.99 - Step 6: Final answer
x = 358,573.46
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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.