Finding the Fourth Proportional to 701,303.15, 967,349.57 and 486,364.79
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Solution
The fourth proportional to 701,303.15, 967,349.57 and 486,364.79 is: 670,872.17
Step by Step Solution
- Step 1: Write the proportion equation
701,303.15 : 967,349.57 = 486,364.79 : x - Step 2: Convert to fraction form
701,303.15/967,349.57 = 486,364.79/x - Step 3: Cross multiply
701,303.15x = 967,349.57 × 486,364.79 - Step 4: Simplify right side
701,303.15x = 470,484,763,201.07 - Step 5: Solve for x
x = 470,484,763,201.07/701,303.15 - Step 6: Final answer
x = 670,872.17
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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.