Finding the Fourth Proportional to 474,463.97, 655,030.97 and 313,785.08
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Solution
The fourth proportional to 474,463.97, 655,030.97 and 313,785.08 is: 433,202.43
Step by Step Solution
- Step 1: Write the proportion equation
474,463.97 : 655,030.97 = 313,785.08 : x - Step 2: Convert to fraction form
474,463.97/655,030.97 = 313,785.08/x - Step 3: Cross multiply
474,463.97x = 655,030.97 × 313,785.08 - Step 4: Simplify right side
474,463.97x = 205,538,945,323.93 - Step 5: Solve for x
x = 205,538,945,323.93/474,463.97 - Step 6: Final answer
x = 433,202.43
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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.