Finding the Fourth Proportional to 474,519.76, 654,881.82 and 283,529.08
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Solution
The fourth proportional to 474,519.76, 654,881.82 and 283,529.08 is: 391,296.75
Step by Step Solution
- Step 1: Write the proportion equation
474,519.76 : 654,881.82 = 283,529.08 : x - Step 2: Convert to fraction form
474,519.76/654,881.82 = 283,529.08/x - Step 3: Cross multiply
474,519.76x = 654,881.82 × 283,529.08 - Step 4: Simplify right side
474,519.76x = 185,678,039,933.33 - Step 5: Solve for x
x = 185,678,039,933.33/474,519.76 - Step 6: Final answer
x = 391,296.75
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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.