Finding the Fourth Proportional to 617,909.96, 926,881.14 and 197,185.43
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Solution
The fourth proportional to 617,909.96, 926,881.14 and 197,185.43 is: 295,783.31
Step by Step Solution
- Step 1: Write the proportion equation
617,909.96 : 926,881.14 = 197,185.43 : x - Step 2: Convert to fraction form
617,909.96/926,881.14 = 197,185.43/x - Step 3: Cross multiply
617,909.96x = 926,881.14 × 197,185.43 - Step 4: Simplify right side
617,909.96x = 182,767,456,149.79 - Step 5: Solve for x
x = 182,767,456,149.79/617,909.96 - Step 6: Final answer
x = 295,783.31
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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.