Finding the Fourth Proportional to 359,325.36, 495,823.32 and 223,381.44
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Solution
The fourth proportional to 359,325.36, 495,823.32 and 223,381.44 is: 308,237.99
Step by Step Solution
- Step 1: Write the proportion equation
359,325.36 : 495,823.32 = 223,381.44 : x - Step 2: Convert to fraction form
359,325.36/495,823.32 = 223,381.44/x - Step 3: Cross multiply
359,325.36x = 495,823.32 × 223,381.44 - Step 4: Simplify right side
359,325.36x = 110,757,727,207.18 - Step 5: Solve for x
x = 110,757,727,207.18/359,325.36 - Step 6: Final answer
x = 308,237.99
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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.