Finding the Fourth Proportional to 571,796.16, 857,088.96 and 192,355.68
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Solution
The fourth proportional to 571,796.16, 857,088.96 and 192,355.68 is: 288,329.90
Step by Step Solution
- Step 1: Write the proportion equation
571,796.16 : 857,088.96 = 192,355.68 : x - Step 2: Convert to fraction form
571,796.16/857,088.96 = 192,355.68/x - Step 3: Cross multiply
571,796.16x = 857,088.96 × 192,355.68 - Step 4: Simplify right side
571,796.16x = 164,865,929,721.29 - Step 5: Solve for x
x = 164,865,929,721.29/571,796.16 - Step 6: Final answer
x = 288,329.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.