Finding the Fourth Proportional to 291,269.27, 401,925.98 and 162,197.99
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Solution
The fourth proportional to 291,269.27, 401,925.98 and 162,197.99 is: 223,818.96
Step by Step Solution
- Step 1: Write the proportion equation
291,269.27 : 401,925.98 = 162,197.99 : x - Step 2: Convert to fraction form
291,269.27/401,925.98 = 162,197.99/x - Step 3: Cross multiply
291,269.27x = 401,925.98 × 162,197.99 - Step 4: Simplify right side
291,269.27x = 65,191,583,264.16 - Step 5: Solve for x
x = 65,191,583,264.16/291,269.27 - Step 6: Final answer
x = 223,818.96
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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.