Finding the Fourth Proportional to 700,929.36, 967,281.84 and 378,639.36
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Solution
The fourth proportional to 700,929.36, 967,281.84 and 378,639.36 is: 522,521.95
Step by Step Solution
- Step 1: Write the proportion equation
700,929.36 : 967,281.84 = 378,639.36 : x - Step 2: Convert to fraction form
700,929.36/967,281.84 = 378,639.36/x - Step 3: Cross multiply
700,929.36x = 967,281.84 × 378,639.36 - Step 4: Simplify right side
700,929.36x = 366,250,976,837.22 - Step 5: Solve for x
x = 366,250,976,837.22/700,929.36 - Step 6: Final answer
x = 522,521.95
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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.