Finding the Fourth Proportional to 474,767.19, 655,177.62 and 259,905.38
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Solution
The fourth proportional to 474,767.19, 655,177.62 and 259,905.38 is: 358,668.81
Step by Step Solution
- Step 1: Write the proportion equation
474,767.19 : 655,177.62 = 259,905.38 : x - Step 2: Convert to fraction form
474,767.19/655,177.62 = 259,905.38/x - Step 3: Cross multiply
474,767.19x = 655,177.62 × 259,905.38 - Step 4: Simplify right side
474,767.19x = 170,284,185,017.71 - Step 5: Solve for x
x = 170,284,185,017.71/474,767.19 - Step 6: Final answer
x = 358,668.81
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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.