Finding the Fourth Proportional to 423,852.82, 584,917.40 and 230,260.66
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Solution
The fourth proportional to 423,852.82, 584,917.40 and 230,260.66 is: 317,759.99
Step by Step Solution
- Step 1: Write the proportion equation
423,852.82 : 584,917.40 = 230,260.66 : x - Step 2: Convert to fraction form
423,852.82/584,917.40 = 230,260.66/x - Step 3: Cross multiply
423,852.82x = 584,917.40 × 230,260.66 - Step 4: Simplify right side
423,852.82x = 134,683,465,682.84 - Step 5: Solve for x
x = 134,683,465,682.84/423,852.82 - Step 6: Final answer
x = 317,759.99
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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.