Finding the Fourth Proportional to 322,453.26, 483,681.02 and 97,815.63
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Solution
The fourth proportional to 322,453.26, 483,681.02 and 97,815.63 is: 146,723.79
Step by Step Solution
- Step 1: Write the proportion equation
322,453.26 : 483,681.02 = 97,815.63 : x - Step 2: Convert to fraction form
322,453.26/483,681.02 = 97,815.63/x - Step 3: Cross multiply
322,453.26x = 483,681.02 × 97,815.63 - Step 4: Simplify right side
322,453.26x = 47,311,563,690.34 - Step 5: Solve for x
x = 47,311,563,690.34/322,453.26 - Step 6: Final answer
x = 146,723.79
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1.5x scale
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.