Finding the Fourth Proportional to 408,372.24, 612,559.08 and 159,054.24
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Solution
The fourth proportional to 408,372.24, 612,559.08 and 159,054.24 is: 238,581.64
Step by Step Solution
- Step 1: Write the proportion equation
408,372.24 : 612,559.08 = 159,054.24 : x - Step 2: Convert to fraction form
408,372.24/612,559.08 = 159,054.24/x - Step 3: Cross multiply
408,372.24x = 612,559.08 × 159,054.24 - Step 4: Simplify right side
408,372.24x = 97,430,118,924.50 - Step 5: Solve for x
x = 97,430,118,924.50/408,372.24 - Step 6: Final answer
x = 238,581.64
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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.