Finding the Fourth Proportional to 244,931.80, 367,397.70 and 213,827.80
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Solution
The fourth proportional to 244,931.80, 367,397.70 and 213,827.80 is: 320,741.70
Step by Step Solution
- Step 1: Write the proportion equation
244,931.80 : 367,397.70 = 213,827.80 : x - Step 2: Convert to fraction form
244,931.80/367,397.70 = 213,827.80/x - Step 3: Cross multiply
244,931.80x = 367,397.70 × 213,827.80 - Step 4: Simplify right side
244,931.80x = 78,559,841,916.06 - Step 5: Solve for x
x = 78,559,841,916.06/244,931.80 - Step 6: Final answer
x = 320,741.70
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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.