Finding the Fourth Proportional to 474,550.32, 654,594.84 and 313,405.68
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Solution
The fourth proportional to 474,550.32, 654,594.84 and 313,405.68 is: 432,311.88
Step by Step Solution
- Step 1: Write the proportion equation
474,550.32 : 654,594.84 = 313,405.68 : x - Step 2: Convert to fraction form
474,550.32/654,594.84 = 313,405.68/x - Step 3: Cross multiply
474,550.32x = 654,594.84 × 313,405.68 - Step 4: Simplify right side
474,550.32x = 205,153,740,954.69 - Step 5: Solve for x
x = 205,153,740,954.69/474,550.32 - Step 6: Final answer
x = 432,311.88
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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.