Finding the Fourth Proportional to 440,812.99, 608,388.42 and 268,830.73
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Solution
The fourth proportional to 440,812.99, 608,388.42 and 268,830.73 is: 371,026.96
Step by Step Solution
- Step 1: Write the proportion equation
440,812.99 : 608,388.42 = 268,830.73 : x - Step 2: Convert to fraction form
440,812.99/608,388.42 = 268,830.73/x - Step 3: Cross multiply
440,812.99x = 608,388.42 × 268,830.73 - Step 4: Simplify right side
440,812.99x = 163,553,500,030.21 - Step 5: Solve for x
x = 163,553,500,030.21/440,812.99 - Step 6: Final answer
x = 371,026.96
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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.