Finding the Fourth Proportional to 468,749.68, 646,875.60 and 259,199.44
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Solution
The fourth proportional to 468,749.68, 646,875.60 and 259,199.44 is: 357,695.80
Step by Step Solution
- Step 1: Write the proportion equation
468,749.68 : 646,875.60 = 259,199.44 : x - Step 2: Convert to fraction form
468,749.68/646,875.60 = 259,199.44/x - Step 3: Cross multiply
468,749.68x = 646,875.60 × 259,199.44 - Step 4: Simplify right side
468,749.68x = 167,669,793,269.66 - Step 5: Solve for x
x = 167,669,793,269.66/468,749.68 - Step 6: Final answer
x = 357,695.80
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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.