Finding the Fourth Proportional to 462,924.80, 694,317.03 and 125,991.70
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Solution
The fourth proportional to 462,924.80, 694,317.03 and 125,991.70 is: 188,968.46
Step by Step Solution
- Step 1: Write the proportion equation
462,924.80 : 694,317.03 = 125,991.70 : x - Step 2: Convert to fraction form
462,924.80/694,317.03 = 125,991.70/x - Step 3: Cross multiply
462,924.80x = 694,317.03 × 125,991.70 - Step 4: Simplify right side
462,924.80x = 87,478,184,823.10 - Step 5: Solve for x
x = 87,478,184,823.10/462,924.80 - Step 6: Final answer
x = 188,968.46
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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.